1028-9933
1028-9933
S1028-99332021000200011
Cuba
Cuba
Ecuador
Cuba
00
04
2021
00
04
2021
100
2
[
World Health Organization
2020
]
[
2020
579
7798
7798
270-3
]
[
2019
17
181-92
]
[
2020
92
10
10
1902-14
]
[
Ministerio de Salud Pública
2021
]
[
2020
13
2
2
25-35
]
[
2020
130
7
7
]
[
2020
4
3
3
]
[
2020
10
2
2
]
[
2020
80
247-58
]
[
2020
]
[
2010
23 ed
]
[
2015
2 ed
129-35
]
[
2016
13 ed.
1686-700
]
[
2020
30
Número Especial
Número Especial
]
[
2020
395
10224
10224
565-74
]
[
2020
14
185-92
]
[
2020
367
6485
6485
1444-8
]
[
2020
202
5
5
756-9
]
[
2004
61
21
21
2738-43
]
[
2013
48
6
6
742-8
]
[
2009
7
226-36
]
[
2020
7
]
[
2013
500
227-31
]
[
2020
2
15-23
]
[
2020
382
1708-20
]
[
2020
92
6
6
552-5
]
[
2020
71
15
15
889-90
]
[
2020
92
7
7
705-6
]
[
2020
35
9
9
633-8
]
[
2020
14
4
4
555-60
]
[
2020
579
270-3
]
[
2020
]
[
2020
1073858420956905
1073858420956905
]
[
2020
89
579-86
]
[
2020
11
5
5
]
[
2020
57
3
3
]
[
2020
50
5
5
436-9
]
[
2020
277
2251-61
]
[
2020
77
6
6
683-90
]
[
2020
10
7
7
806-13
]
[
2020
155
9
9
403-8
]