1688-9339 1688-9339 S1688-93392018000200024 10.22592/ode2018n32a5 Venezuela Venezuela Venezuela Venezuela Venezuela Venezuela 00 12 2018 00 12 2018 20 32 24 31

1 World Health Organization 2003 2 2013 42 9 9 929-40 3 1992 3 3 3 163-84 4 de Castro Meneghim M.Pereira AC.Ambrosano GM 2015 15 38 5 2013 17 5 5 587-91 6 2013 25 4 4 223-5 7 2013 18 4 4 e671-9 8 2015 20 2 2 e205-10 9 World Health Organization 2013 10 2012 143 9 9 992-1001 11 2013 13 11 12 2014 7 173 13 2009 44 6 6 848-64 14 2002 47 2 2 94-8 15 2005 50 2 2 70-4 16 2012 18 4 4 PH51-5 17 2008 204 7 7 365-9