<?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>1688-1249</journal-id>
<journal-title><![CDATA[Archivos de Pediatría del Uruguay]]></journal-title>
<abbrev-journal-title><![CDATA[Arch. Pediatr. Urug.]]></abbrev-journal-title>
<issn>1688-1249</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Uruguaya de Pediatría]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1688-12492022000101901</article-id>
<article-id pub-id-type="doi">10.31134/ap.93.1.10</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Comentario sobre: Symptomatic Acute Myocarditis in Seven Adolescents Following Pfizer-BioNTech COVID-19 Vaccination Marshall M, Ferguson I, Lewis P, Jaggi P, Gagliardo C, Collins J, et al. Pediatrics. 2021 Sep; 148(3):e2021052478. doi: 10.1542/peds.2021-052478. Epub 2021 Jun 4. PMID: 34088762.]]></article-title>
<article-title xml:lang="en"><![CDATA[Commentary on: Symptomatic Acute Myocarditis in Seven Adolescents Following Pfizer-BioNTech COVID-19 Vaccination Marshall M, Ferguson I, Lewis P, Jaggi P, Gagliardo C, Collins J, et al. Pediatrics. 2021 Sep; 148(3):e2021052478. doi: 10.1542/peds.2021-052478. Epub 2021 Jun 4. PMID: 34088762.]]></article-title>
<article-title xml:lang="pt"><![CDATA[Comentário sobre: Symptomatic Acute Myocarditis in Seven Adolescents Following Pfizer-BioNTech COVID-19 Vaccination Marshall M, Ferguson I, Lewis P, Jaggi P, Gagliardo C, Collins J, et al. Pediatrics. 2021 Sep; 148(3):e2021052478. doi: 10.1542/peds.2021-052478. Epub 2021 Jun 4. PMID: 34088762.]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Catenaccio]]></surname>
<given-names><![CDATA[Valentina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Speranza]]></surname>
<given-names><![CDATA[Noelia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pardo]]></surname>
<given-names><![CDATA[Lorena]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez]]></surname>
<given-names><![CDATA[Andrea]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Zunino]]></surname>
<given-names><![CDATA[Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Notejane]]></surname>
<given-names><![CDATA[Martin]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Giachetto]]></surname>
<given-names><![CDATA[Gustavo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,UDELAR Facultad de Medicina Depto. Farmacología y Terapéutica]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Uruguay</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,UDELAR Facultad de Medicina Depto. Farmacología y Terapéutica]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Uruguay</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,UDELAR Facultad de Medicina Clínica Pediátrica]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Uruguay</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,UDELAR Facultad de Medicina Catedra Cuidados Intensivos de Niños]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Uruguay</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,UDELAR Facultad de Medicina Clínica Pediátrica]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Uruguay</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<volume>93</volume>
<numero>1</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_arttext&amp;pid=S1688-12492022000101901&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_abstract&amp;pid=S1688-12492022000101901&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_pdf&amp;pid=S1688-12492022000101901&amp;lng=en&amp;nrm=iso"></self-uri></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[Marshall]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Ferguson]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Lewis]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Jaggi]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Gagliardo]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Collins]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Symptomatic acute myocarditis in 7 adolescents after Pfizer-BioNTech COVID-19 Vaccination]]></article-title>
<source><![CDATA[Pediatrics]]></source>
<year>2021</year>
<volume>148</volume>
<numero>3</numero>
<issue>3</issue>
</nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Polack]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Thomas]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Kitchin]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Absalon]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Gurtman]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Lockhart]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Safety and Efficacy of the BNT162b2 mRNA Covid-19 Vaccine]]></article-title>
<source><![CDATA[N Engl J Med]]></source>
<year>2020</year>
<volume>383</volume>
<numero>27</numero>
<issue>27</issue>
<page-range>2603-15</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[Frenck]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Klein]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Kitchin]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Gurtman]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Absalon]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Lockhart]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Safety, Immunogenicity, and Efficacy of the BNT162b2 Covid-19 Vaccine in Adolescents]]></article-title>
<source><![CDATA[N Engl J Med]]></source>
<year>2021</year>
<volume>385</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>239-50</page-range></nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="book">
<collab>Food and Drug Administration</collab>
<source><![CDATA[Pfizer-BioNTech COVID-19 Vaccine (BNT162, PF-07302048) Vaccines and Related Biological Products Advisory Committee: briefing document. Meeting date 10 December 2020.]]></source>
<year>2020</year>
<publisher-loc><![CDATA[Silver Spring, MD ]]></publisher-loc>
<publisher-name><![CDATA[FDA]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="book">
<collab>European Medicines Agency</collab>
<source><![CDATA[Committee for Medicinal Products for Human Use (CHMP) Assessment report. Comirnaty. Common name: COVID-19 mRNA vaccine (nucleoside-modified) Procedure No. EMEA/H/C/005735/0000. 19 February 2021]]></source>
<year>2021</year>
<publisher-loc><![CDATA[Amsterdam ]]></publisher-loc>
<publisher-name><![CDATA[EMA]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="book">
<collab>Safety Platform for Emergency vaccines</collab>
<source><![CDATA[SO2-D2.1.2 Priority List of COVID-19 adverse events of special interest: Quarterly update December 2020.]]></source>
<year>2020</year>
<publisher-loc><![CDATA[Decatur, GA ]]></publisher-loc>
<publisher-name><![CDATA[SPEAC]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B7">
<label>7</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cramer]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<source><![CDATA[Brighton Collaboration Webinar on Tools for COVID-19 Vaccine Safety Assessment.]]></source>
<year>2020</year>
<publisher-loc><![CDATA[Decatur, GA ]]></publisher-loc>
<publisher-name><![CDATA[SPEAC]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B8">
<label>8</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Doshi]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Covid-19 vaccines In the rush for regulatory approval, do we need more data?]]></article-title>
<source><![CDATA[BMJ]]></source>
<year>2021</year>
<volume>373</volume>
<page-range>n1244</page-range></nlm-citation>
</ref>
<ref id="B9">
<label>9</label><nlm-citation citation-type="book">
<collab>Brighton Collaboration</collab>
<source><![CDATA[Myocarditis/Pericarditis case definition.]]></source>
<year>2021</year>
<publisher-loc><![CDATA[Decatur, GA ]]></publisher-loc>
<publisher-name><![CDATA[Brighton Collaboration]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B10">
<label>10</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Abu Mouch]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Roguin]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Hellou]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Ishai]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Shoshan]]></surname>
<given-names><![CDATA[U]]></given-names>
</name>
<name>
<surname><![CDATA[Mahamid]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Myocarditis following COVID-19 mRNA vaccination]]></article-title>
<source><![CDATA[Vaccine]]></source>
<year>2021</year>
<volume>39</volume>
<numero>29</numero>
<issue>29</issue>
<page-range>3790-3</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[Faix]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Gordon]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Perry]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Raymond]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Tati]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Lin]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Prospective safety surveillance study of ACAM2000 smallpox vaccine in deploying military personnel]]></article-title>
<source><![CDATA[Vaccine]]></source>
<year>2020</year>
<volume>38</volume>
<numero>46</numero>
<issue>46</issue>
<page-range>7323-30</page-range></nlm-citation>
</ref>
<ref id="B12">
<label>12</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Diaz]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Parsons]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Gering]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Meier]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Hutchinson]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Robicsek]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Myocarditis and pericarditis after vaccination for COVID-19]]></article-title>
<source><![CDATA[JAMA]]></source>
<year>2021</year>
<volume>326</volume>
<numero>12</numero>
<issue>12</issue>
<page-range>1210-2</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[Su]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[McNeil]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Welsh]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Marquez]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Ng]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Yan]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Myopericarditis after vaccination, Vaccine Adverse Event Reporting System (VAERS), 1990-2018]]></article-title>
<source><![CDATA[Vaccine]]></source>
<year>2021</year>
<volume>39</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>839-45</page-range></nlm-citation>
</ref>
<ref id="B14">
<label>14</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Su]]></surname>
<given-names><![CDATA[JR]]></given-names>
</name>
</person-group>
<source><![CDATA[COVID-19 vaccine safety updates: Primary series in children and adolescents ages 5-11 and 12-15 years, and booster doses in adolescents ages 16-24 years. Advisory Committee on Immunization Practices January 5, 2022]]></source>
<year></year>
</nlm-citation>
</ref>
<ref id="B15">
<label>15</label><nlm-citation citation-type="book">
<collab>Food and Drug Administration</collab>
<source><![CDATA[FDA news release. Coronavirus (COVID-19) update: June 25, 2021.]]></source>
<year>2021</year>
<publisher-loc><![CDATA[Silver Spring, MD ]]></publisher-loc>
<publisher-name><![CDATA[FDA]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B16">
<label>16</label><nlm-citation citation-type="book">
<collab>European Medicine Agency</collab>
<source><![CDATA[COVID-19 vaccines: update on ongoing evaluation of myocarditis and pericarditis]]></source>
<year>2021</year>
<publisher-loc><![CDATA[Amsterdam ]]></publisher-loc>
<publisher-name><![CDATA[EMA]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B17">
<label>17</label><nlm-citation citation-type="book">
<collab>European Medicine Agency</collab>
<source><![CDATA[COVID-19 vaccine safety update]]></source>
<year>2021</year>
<publisher-loc><![CDATA[Amsterdam ]]></publisher-loc>
<publisher-name><![CDATA[EMA]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B18">
<label>18</label><nlm-citation citation-type="book">
<collab>Asociación Española de Pediatría</collab>
<source><![CDATA[Comité Asesor en Vacunas. La EMA y la AEMPS informan de la miocarditis y las vacunas ARNm]]></source>
<year>2021</year>
<publisher-loc><![CDATA[Madrid ]]></publisher-loc>
<publisher-name><![CDATA[AEP]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B19">
<label>19</label><nlm-citation citation-type="book">
<collab>European Medicine Agency</collab>
<source><![CDATA[Meeting highlights from the Pharmacovigilance Risk Assessment Committee (PRAC) 29 November - 2 December 2021]]></source>
<year>2021</year>
<publisher-loc><![CDATA[Amsterdam ]]></publisher-loc>
<publisher-name><![CDATA[EMA]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B20">
<label>20</label><nlm-citation citation-type="book">
<collab>Medicines and Healthcare Products Regulatory Agency</collab>
<source><![CDATA[Coronavirus vaccine: weekly summary of Yellow Card reporting]]></source>
<year>2021</year>
<publisher-loc><![CDATA[London ]]></publisher-loc>
<publisher-name><![CDATA[Medicines and Healthcare Products Regulatory Agency]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B21">
<label>21</label><nlm-citation citation-type="">
<collab>World Health Organization</collab>
<source><![CDATA[Interim statement on COVID-19 vaccination for children and adolescents]]></source>
<year></year>
</nlm-citation>
</ref>
<ref id="B22">
<label>22</label><nlm-citation citation-type="book">
<collab>Centers for Disease Control and Prevention</collab>
<source><![CDATA[Clinical considerations: myocarditis and pericarditis after receipt of mRNA COVID-19 vaccines among adolescents and young adults.]]></source>
<year>2021</year>
<publisher-loc><![CDATA[Atlanta, GA ]]></publisher-loc>
<publisher-name><![CDATA[CDC]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B23">
<label>23</label><nlm-citation citation-type="book">
<collab>World Health Organization</collab>
<collab>COVID-19 subcommittee of the WHO</collab>
<source><![CDATA[Global Advisory Committee on Vaccine Safety (GACVS): updated guidance regarding myocarditis and pericarditis reported with COVID-19 mRNA vaccines]]></source>
<year>2021</year>
<publisher-loc><![CDATA[Geneva ]]></publisher-loc>
<publisher-name><![CDATA[WHO]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B24">
<label>24</label><nlm-citation citation-type="book">
<source><![CDATA[Notificación eventos adversos]]></source>
<year>2021</year>
<publisher-loc><![CDATA[Montevideo ]]></publisher-loc>
<publisher-name><![CDATA[MSP]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B25">
<label>25</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zou]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
<name>
<surname><![CDATA[Cao]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[COVID-19 vaccines for children younger than 12 years are we ready?]]></article-title>
<source><![CDATA[Lancet Infect Dis]]></source>
<year>2021</year>
<volume>21</volume>
<numero>12</numero>
<issue>12</issue>
<page-range>1614-5</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[Bozkurt]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Kamat]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Hotez]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Myocarditis with COVID-19 mRNA vaccines]]></article-title>
<source><![CDATA[Circulation]]></source>
<year>2021</year>
<volume>144</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>471-84</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[Patone]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Mei]]></surname>
<given-names><![CDATA[XW]]></given-names>
</name>
<name>
<surname><![CDATA[Handunnetthi]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Dixon]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Zaccardi]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Shankar-Hari]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Risks of myocarditis, pericarditis, and cardiac arrhythmias associated with COVID-19 vaccination or SARS-CoV-2 infection]]></article-title>
<source><![CDATA[Nat Med]]></source>
<year>2021</year>
</nlm-citation>
</ref>
<ref id="B28">
<label>28</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Oster]]></surname>
<given-names><![CDATA[ME]]></given-names>
</name>
<name>
<surname><![CDATA[Shay]]></surname>
<given-names><![CDATA[DK]]></given-names>
</name>
<name>
<surname><![CDATA[Su]]></surname>
<given-names><![CDATA[JR]]></given-names>
</name>
<name>
<surname><![CDATA[Gee]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Creech]]></surname>
<given-names><![CDATA[BC]]></given-names>
</name>
<name>
<surname><![CDATA[Broder]]></surname>
<given-names><![CDATA[KR]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Myocarditis Cases Reported After mRNA-Based COVID-19 Vaccination in the US From December 2020 to August 2021]]></article-title>
<source><![CDATA[JAMA]]></source>
<year>2022</year>
<volume>327</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>331-40</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
