2007-8447

2007-8447

S2007-84472019000200059

10.32776/revbiomed.v30i2.637

Venezuela

Venezuela

00 08 2019

00 08 2019

30 2 59 65

1.

2017

2.

World Health Organization 2016

3.

2009 49 9 9

1350-7

4.

2013 22 4 4

527-8

5.

2017 2017

6.

2015 118 ^s1 ^s1 1

19-27

7.

2012 16 ^s2 ^s2 2

58-72

8.

2012 1

566-72

9.

2013 22 4 4

556-66

10.

2010 92 7 7

905-13

11.

2018 11

12.

13.

2017 103 8 8

1251-5

14.

1960 48

172-8

15.

2004 13 2 2

114-21

16.

2009 29 6 6

1229-31

17.

2006 19 8 8

595-602

18.

2015 8 10 10

18611-9

19.

2017 12 4 4

20.

2016 8 4 4

454-61

21.

2018 110

e842-50

22.

2017 7 8 8

821-8

23.

2017 30 9 9

792-8

24.

2018 114

361-7