<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>1688-9339</journal-id>
<journal-title><![CDATA[Odontoestomatología]]></journal-title>
<abbrev-journal-title><![CDATA[Odontoestomatología]]></abbrev-journal-title>
<issn>1688-9339</issn>
<publisher>
<publisher-name><![CDATA[Facultad de Odontología - Universidad de la República]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1688-93392018000200042</article-id>
<article-id pub-id-type="doi">10.22592/ode2018n32a6</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Validación de un nuevo método de acupuntura placebo con potencial doble ciego. Fase II: cegamiento del operador]]></article-title>
<article-title xml:lang="en"><![CDATA[Validation of a new placebo acupuncture method with potential for double blinding. Phase II: practitioner blinding]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Francia]]></surname>
<given-names><![CDATA[Alejandro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Kreiner]]></surname>
<given-names><![CDATA[Marcelo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fernández]]></surname>
<given-names><![CDATA[Ignacio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Massa]]></surname>
<given-names><![CDATA[Fernando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de la República Facultad Odontología Cátedra de Fisiología]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Uruguay</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de la República Facultad Odontología Cátedra de Fisiología]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Uruguay</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de la República Facultad Odontología Cátedra de Fisiología]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Uruguay</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad de la República Facultad de Ciencias Sociales y Administración Instituto de Estadística]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Uruguay</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2018</year>
</pub-date>
<volume>20</volume>
<numero>32</numero>
<fpage>42</fpage>
<lpage>50</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_arttext&amp;pid=S1688-93392018000200042&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_abstract&amp;pid=S1688-93392018000200042&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_pdf&amp;pid=S1688-93392018000200042&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: Se presenta un nuevo método de acupuntura placebo, evaluándose en esta fase el cegamiento del operador.  Metodología:  Se implementaron dos estudios experimentales utilizando como referencia el punto acupuntural Intestino Grueso 4 (IG4). En el primero (I) tres operadores utilizaron el dispositivo desarrollado en un mismo paciente. Mientras que en un segundo experimento (II), un único acupunturista utilizó dicho dispositivo en 12 voluntarios sanos.  Resultados:  En I, sobre un total de 30 agujas que utilizaron los operadores, estos pudieron identificar correctamente 7 (23%). Por otra parte, en el experimento II, los porcentajes de acierto encontrados no fueron significativamente diferentes de 50%, por lo cual no hay evidencia suficiente que permita decir que el acupunturista reconoce el tipo de aguja que está utilizando.  Conclusiones:  El nuevo dispositivo evidenció un alto potencial de cegamiento del operador, sugiriendo que es útil para enmascarar incluso a acupunturistas experimentados.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: We present a new placebo acupuncture method with potential for double-blinding. In this phase, we evaluate the possibility of blinding the practitioner.  Methodology:  We conducted two experimental studies using the acupuncture point of the Large Intestine 4 (LI 4) as reference. In the first study (I), three practitioners used the device on the same patient. In the second experiment (II), a single acupuncturist used this device on 12 healthy volunteers.  Results:  In I, out of 30 needles used by the practitioners, they were able to correctly identify 7 needles (23%) (practitioner #1, 2/10; practitioner #2, 4/10; and practitioner #3, 1/10). In experiment II, success rates were around 50%, so there is not enough evidence to state that the acupuncturist recognizes the type of needle used.  Conclusions  The new device showed high potential for practitioner blinding, suggesting that it is useful to blind even experienced acupuncturists.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Acupuntura]]></kwd>
<kwd lng="es"><![CDATA[placebo]]></kwd>
<kwd lng="es"><![CDATA[doble ciego]]></kwd>
<kwd lng="es"><![CDATA[IG4]]></kwd>
<kwd lng="es"><![CDATA[medicina china]]></kwd>
<kwd lng="en"><![CDATA[acupuncture]]></kwd>
<kwd lng="en"><![CDATA[placebo]]></kwd>
<kwd lng="en"><![CDATA[double blind]]></kwd>
<kwd lng="en"><![CDATA[LI 4]]></kwd>
<kwd lng="en"><![CDATA[Chinese medicine]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ernst]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Acupuncture A critical analysis]]></article-title>
<source><![CDATA[J Intern Med]]></source>
<year>2006</year>
<volume>259</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>125-37</page-range></nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Yang]]></surname>
<given-names><![CDATA[ES]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[PW]]></given-names>
</name>
<name>
<surname><![CDATA[Nilius]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Ancient Chinese medicine and mechanistic evidence of acupuncture physiology]]></article-title>
<source><![CDATA[Pflugers Arch Eur J Physiol]]></source>
<year>2011</year>
<volume>462</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>645-53</page-range></nlm-citation>
</ref>
<ref id="B3">
<label>3</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Leung]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Neurophysiological Basis of Acupuncture-induced Analgesia An Updated Review]]></article-title>
<source><![CDATA[JAMS J Acupunct Meridian Stud]]></source>
<year>2012</year>
<volume>5</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>261-70</page-range></nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cheng]]></surname>
<given-names><![CDATA[KJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Neurobiological Mechanisms of Acupuncture for Some Common Illnesses A Clinician's Perspective]]></article-title>
<source><![CDATA[JAMS J Acupunct Meridian Stud]]></source>
<year>2014</year>
<volume>7</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>105-14</page-range></nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kaptchuk]]></surname>
<given-names><![CDATA[TJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Acupuncture : Theory , Efficacy , and Practice]]></article-title>
<source><![CDATA[Ann Intern Med]]></source>
<year>2002</year>
<volume>136</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>374-83</page-range></nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Schulz]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Douglas]]></surname>
<given-names><![CDATA[AG]]></given-names>
</name>
<name>
<surname><![CDATA[Moher]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[CONSORT 2010 Statement Updated Guidelines for Reporting Parallel Group Randomised Trials]]></article-title>
<source><![CDATA[Br Med J]]></source>
<year>2010</year>
<volume>340</volume>
<page-range>698-702</page-range></nlm-citation>
</ref>
<ref id="B7">
<label>7</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lin]]></surname>
<given-names><![CDATA[J-G]]></given-names>
</name>
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[C-H]]></given-names>
</name>
<name>
<surname><![CDATA[Huang]]></surname>
<given-names><![CDATA[Y-C]]></given-names>
</name>
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[Y-H]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[How to Design the Control Group in Randomized Controlled Trials of Acupuncture]]></article-title>
<source><![CDATA[Evidence-Based Complement Altern Med]]></source>
<year>2012</year>
<volume>2012</volume>
<page-range>1-7</page-range></nlm-citation>
</ref>
<ref id="B8">
<label>8</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Vas]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Perea-Milla]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Méndez]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Sánchez Navarro]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[León Rubio]]></surname>
<given-names><![CDATA[JM]]></given-names>
</name>
<name>
<surname><![CDATA[Brioso]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[García Obrero]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Efficacy and safety of acupuncture for chronic uncomplicated neck pain A randomised controlled study]]></article-title>
<source><![CDATA[Pain]]></source>
<year>2006</year>
<volume>126</volume>
<numero>1-3</numero>
<issue>1-3</issue>
<page-range>245-55</page-range></nlm-citation>
</ref>
<ref id="B9">
<label>9</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Irnich]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Behrens]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Molzen]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[König]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Gleditsch]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Krauss]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Natalis]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Senn]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Beyer]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Schöps]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Randomised trial of acupuncture compared with conventional massage and "sham" laser acupuncture for treatment of chronic neck pain]]></article-title>
<source><![CDATA[BMJ]]></source>
<year>2001</year>
<volume>322</volume>
<numero>7302</numero>
<issue>7302</issue>
<page-range>1574-8</page-range></nlm-citation>
</ref>
<ref id="B10">
<label>10</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Diraçoglu]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Vural]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Karan]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Aksoy]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effectiveness of dry needling for the treatment of temporomandibular myofascial pain A double-blind, randomized, placebo controlled study]]></article-title>
<source><![CDATA[J Back Musculoskelet Rehabil]]></source>
<year>2012</year>
<volume>25</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>285-90</page-range></nlm-citation>
</ref>
<ref id="B11">
<label>11</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cho]]></surname>
<given-names><![CDATA[S-Y]]></given-names>
</name>
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[D-H]]></given-names>
</name>
<name>
<surname><![CDATA[Shin]]></surname>
<given-names><![CDATA[HS]]></given-names>
</name>
<name>
<surname><![CDATA[Hwan Lee]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Seok Koh]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Woo-Sang]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Kwan Moon]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Mi Park]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Chang-Nam]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Ho]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Park]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The efficacy and safety of acupuncture for cerebral vasospasm after subarachnoid hemorrhage study protocol for a randomized controlled trial]]></article-title>
<source><![CDATA[Trials]]></source>
<year>2015</year>
<volume>16</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>68</page-range></nlm-citation>
</ref>
<ref id="B12">
<label>12</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Liang]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[Zhu]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
<name>
<surname><![CDATA[Yang]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
<name>
<surname><![CDATA[Fu]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Lu]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Assessment of a traditional acupuncture therapy for chronic neck pain: A pilot randomised controlled study]]></article-title>
<source><![CDATA[Complement Ther Med]]></source>
<year>2011</year>
<volume>19</volume>
<numero>SUPPL. 1</numero>
<issue>SUPPL. 1</issue>
<page-range>S26-32</page-range></nlm-citation>
</ref>
<ref id="B13">
<label>13</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Linde]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Streng]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Jürgens]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Hoppe]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Brinkhaus]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Witt]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Wagenpfeil]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Pfaffenrath]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Hammes]]></surname>
<given-names><![CDATA[MG]]></given-names>
</name>
<name>
<surname><![CDATA[Weidenhammer]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Willich]]></surname>
<given-names><![CDATA[SN]]></given-names>
</name>
<name>
<surname><![CDATA[Melchart]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Acupuncture for patients with migraine A randomized controlled trial]]></article-title>
<source><![CDATA[J Am Med Assoc]]></source>
<year>2005</year>
<volume>293</volume>
<numero>17</numero>
<issue>17</issue>
<page-range>2118-25</page-range></nlm-citation>
</ref>
<ref id="B14">
<label>14</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[H-M]]></given-names>
</name>
<name>
<surname><![CDATA[Cho]]></surname>
<given-names><![CDATA[S-Y]]></given-names>
</name>
<name>
<surname><![CDATA[Park]]></surname>
<given-names><![CDATA[SU]]></given-names>
</name>
<name>
<surname><![CDATA[Sohn]]></surname>
<given-names><![CDATA[IS]]></given-names>
</name>
<name>
<surname><![CDATA[Jung]]></surname>
<given-names><![CDATA[WS]]></given-names>
</name>
<name>
<surname><![CDATA[Moon]]></surname>
<given-names><![CDATA[SK]]></given-names>
</name>
<name>
<surname><![CDATA[Park]]></surname>
<given-names><![CDATA[JM]]></given-names>
</name>
<name>
<surname><![CDATA[Ko]]></surname>
<given-names><![CDATA[CN]]></given-names>
</name>
<name>
<surname><![CDATA[Cho]]></surname>
<given-names><![CDATA[KH]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Can Acupuncture Affect the Circadian Rhythm of Blood Pressure? A Randomized, Double-Blind, Controlled Trial]]></article-title>
<source><![CDATA[J Altern Complement Med]]></source>
<year>2012</year>
<volume>18</volume>
<numero>10</numero>
<issue>10</issue>
<page-range>918-23</page-range></nlm-citation>
</ref>
<ref id="B15">
<label>15</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Park]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[HS]]></given-names>
</name>
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[SM]]></given-names>
</name>
<name>
<surname><![CDATA[Yoon]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[WS]]></given-names>
</name>
<name>
<surname><![CDATA[Woo]]></surname>
<given-names><![CDATA[JS]]></given-names>
</name>
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[JB]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Acupuncture antiarrhythmic effects on drug refractory persistent atrial fibrillation: Study protocol for a randomized, controlled trial]]></article-title>
<source><![CDATA[Evidence-based Complement Altern Med]]></source>
<year>2015</year>
</nlm-citation>
</ref>
<ref id="B16">
<label>16</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[CS]]></given-names>
</name>
<name>
<surname><![CDATA[Tan]]></surname>
<given-names><![CDATA[HY]]></given-names>
</name>
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[GS]]></given-names>
</name>
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[AL]]></given-names>
</name>
<name>
<surname><![CDATA[Xue]]></surname>
<given-names><![CDATA[CC]]></given-names>
</name>
<name>
<surname><![CDATA[Xie]]></surname>
<given-names><![CDATA[YM]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Placebo devices as effective control methods in acupuncture clinical trials A systematic review]]></article-title>
<source><![CDATA[PLoS One]]></source>
<year>2015</year>
<volume>10</volume>
<numero>11</numero>
<issue>11</issue>
<page-range>1-22</page-range></nlm-citation>
</ref>
<ref id="B17">
<label>17</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lund]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Näslund]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Lundeberg]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Chinese]]></article-title>
<source><![CDATA[Medicine]]></source>
<year>2009</year>
<volume>9</volume>
<page-range>1-9</page-range></nlm-citation>
</ref>
<ref id="B18">
<label>18</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Olausson]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Lamarre]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Backlund]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Morin]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Wallin]]></surname>
<given-names><![CDATA[BG]]></given-names>
</name>
<name>
<surname><![CDATA[Starck]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Ekholm]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Strigo]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Worsley]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Vallbo]]></surname>
<given-names><![CDATA[AB]]></given-names>
</name>
<name>
<surname><![CDATA[Bushnell]]></surname>
<given-names><![CDATA[MC]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Unmyelinated tactile afferents signal touch and project to insular cortex]]></article-title>
<source><![CDATA[Nat Neurosci]]></source>
<year>2002</year>
<volume>5</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>900-4</page-range></nlm-citation>
</ref>
<ref id="B19">
<label>19</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Olausson]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Wessberg]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Morrison]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[McGlone]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Vallbo]]></surname>
<given-names><![CDATA[Å]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The neurophysiology of unmyelinated tactile afferents]]></article-title>
<source><![CDATA[Neurosci Biobehav Rev]]></source>
<year>2010</year>
<volume>34</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>185-91</page-range></nlm-citation>
</ref>
<ref id="B20">
<label>20</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Melchart]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Linde]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Streng]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Reitmayr]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Hoppe]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Brinkhaus]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Becker-Witt]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Wagenpfeil]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Pfaffenrath]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Hammes]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Willich]]></surname>
<given-names><![CDATA[SN]]></given-names>
</name>
<name>
<surname><![CDATA[Weidenhammer]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Acupuncture Randomized Trials (ART) in patients with migraine or tension-type headache--design and protocols]]></article-title>
<source><![CDATA[Forsch Komplementarmed Klass Naturheilkd]]></source>
<year>2003</year>
<volume>10</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>179-84</page-range></nlm-citation>
</ref>
<ref id="B21">
<label>21</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lundeberg]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Lund]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Näslund]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Thomas]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The Emperor's sham - Wrong assumption that sham needling is sham]]></article-title>
<source><![CDATA[Acupunct Med]]></source>
<year>2008</year>
<volume>26</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>239-42</page-range></nlm-citation>
</ref>
<ref id="B22">
<label>22</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Birch]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sham acupuncture is not a placebo treatment - implications and problems in research]]></article-title>
<source><![CDATA[Japanese Acupunct Moxibustion]]></source>
<year>2012</year>
<volume>8</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>4-8</page-range></nlm-citation>
</ref>
<ref id="B23">
<label>23</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Park]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[White]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Ernst]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Development of a new sham needle]]></article-title>
<source><![CDATA[Acupunct Med]]></source>
<year>1999</year>
<volume>17</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>110-2</page-range></nlm-citation>
</ref>
<ref id="B24">
<label>24</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Streitberger]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Kleinhenz]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Introducing a placebo needle into acupuncture research]]></article-title>
<source><![CDATA[Lancet]]></source>
<year>1998</year>
<volume>352</volume>
<numero>9125</numero>
<issue>9125</issue>
<page-range>364-5</page-range></nlm-citation>
</ref>
<ref id="B25">
<label>25</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kreiner]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Zaffaroni]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Alvarez]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Clark]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Validation of a simplified sham acupuncture technique for its use in clinical research A randomised, single blind, crossover study]]></article-title>
<source><![CDATA[Acupunct Med]]></source>
<year>2010</year>
<volume>28</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>33-6</page-range></nlm-citation>
</ref>
<ref id="B26">
<label>26</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Takakura]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Yajima]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A placebo acupuncture needle with potential for double blinding - A validation study]]></article-title>
<source><![CDATA[Acupunct Med]]></source>
<year>2008</year>
<volume>26</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>224-30</page-range></nlm-citation>
</ref>
<ref id="B27">
<label>27</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Creating an instrument for a successful double-blind acupuncture placebo]]></article-title>
<source><![CDATA[JAMS J Acupunct Meridian Stud]]></source>
<year>2008</year>
<volume>1</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>36-41</page-range></nlm-citation>
</ref>
<ref id="B28">
<label>28</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Takakura]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Takayama]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Kawase]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Yajima]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Double blinding with a new placebo needle A validation study on participant blinding]]></article-title>
<source><![CDATA[Acupunct Med]]></source>
<year>2011</year>
<volume>29</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>203-7</page-range></nlm-citation>
</ref>
<ref id="B29">
<label>29</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Takayama]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Yajima]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Kawase]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Homma]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Izumizaki]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Takakura]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The Potential of Double Blinding with Two Placebo Acupuncture Needles A Randomized Controlled Pilot-Trial]]></article-title>
<source><![CDATA[Medicines]]></source>
<year>2014</year>
<volume>2</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>11-27</page-range></nlm-citation>
</ref>
<ref id="B30">
<label>30</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zhu]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Gao]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Chang]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Kong]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Placebo acupuncture devices: Considerations for acupuncture research]]></article-title>
<source><![CDATA[Evidence-based Complement Altern Med]]></source>
<year>2013</year>
</nlm-citation>
</ref>
<ref id="B31">
<label>31</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Takakura]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Takayama]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Kawase]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Yajima]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Streitberger]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Tapping-in method (Skin Penetration Technique) with a placebo needle for double-blind acupuncture trials]]></article-title>
<source><![CDATA[Dtsch Zeitschrift fur Akupunkt]]></source>
<year>2013</year>
<volume>56</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>25-6</page-range></nlm-citation>
</ref>
<ref id="B32">
<label>32</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[McManus a]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Schnyer]]></surname>
<given-names><![CDATA[RN]]></given-names>
</name>
<name>
<surname><![CDATA[Kong]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Nguyen]]></surname>
<given-names><![CDATA[LT]]></given-names>
</name>
<name>
<surname><![CDATA[Hyun Nam]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Goldman]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Stason]]></surname>
<given-names><![CDATA[WB]]></given-names>
</name>
<name>
<surname><![CDATA[Kaptchuk]]></surname>
<given-names><![CDATA[TJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sham acupuncture devices--practical advice for researchers]]></article-title>
<source><![CDATA[Acupunct Med]]></source>
<year>2007</year>
<volume>25</volume>
<numero>1-2</numero>
<issue>1-2</issue>
<page-range>36-40</page-range></nlm-citation>
</ref>
<ref id="B33">
<label>33</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rebhorn]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Breimhorst]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Buniatyan]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Vogel]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Birklein]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Eberle]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The efficacy of acupuncture in human pain models A randomized, controlled, double-blinded study]]></article-title>
<source><![CDATA[Pain]]></source>
<year>2012</year>
<volume>153</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>1852-62</page-range></nlm-citation>
</ref>
<ref id="B34">
<label>34</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Park]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[White]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Stevinson]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Ernst]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[James]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Validating a new sham (placebo) acupuncture device two randomized controlled trials]]></article-title>
<source><![CDATA[Acupunct Med]]></source>
<year>2002</year>
<volume>20</volume>
<numero>2-3</numero>
<issue>2-3</issue>
<page-range>123</page-range></nlm-citation>
</ref>
<ref id="B35">
<label>35</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[To]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Alexander]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The effects of Park sham needles a pilot study]]></article-title>
<source><![CDATA[J Integr Med]]></source>
<year>2015</year>
<volume>13</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>20-4</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
