0120-4157

0120-4157

S0120-41572020000600104

10.7705/biomedica.5571

Colombia

Peru

Colombia

00 10 2020

00 10 2020

40 104 115

1

World Health Organization 2020

2

2020 37

3-7

3

2020 29

4

2020

5

2020 24

3411-21

6

2020 12

7

2019 45

705-9

8

2017 64

234-41

9

2011 84

213-6

10

1996 10

16-26

11

1963

12

2014

285-320

13

2016 10

1178-95

14

1968 159

56-63

15

2012 21

125-8

16

2002 50

461-73

17

2013 97

779-95

18

2013 36

19

2020 43

20

2007 11

1-23

21

2019 21

50-1

22

2020 123

413-27

23

2020

24

2020 37

236-45