1028-9933

1028-9933

S1028-99332022000600013

Ecuador

00 12 2022

00 12 2022

101 6

1

2022 69 1 1

115-27

2

2018 34 5 5

797-803

3

2021 6 11 11

e729

4

2022 6 3 3

136-46

5

2018 66 8 8

e49-75

6

2018 36 4 4

851-64

7

WHO

8

2019

9

2022 35 5 5

722-4

10

Centers for Disease Control and Prevention.

2022

11

2018 1ed

12

2022

13

2021

14

2019 33 1 1

153-68

15

2020

16

2021 12

197-203

17

2016 19ed

18

2021

19

2018 56 9 9

e00424-18

20

2016 1ed