0034-7523
0034-7523
S0034-75232022000400008
Qatar
Cuba
Cuba
Cuba
00
12
2022
00
12
2022
61
4
[
2020
30
9
9
4874-82
]
[
2021
32
1
1
78-86
]
[
2021
32
1
1
115-23
]
[
2021
47
4
4
]
[
2020
56
3
3
323-6
]
[
2020
67
4
4
350-69
]
[
2019
35
4
4
261-3
]
[
2021
63
1
1
74-88
]
[
2020
61
4
4
]
[
2020
137
03
03
298-304
]
[
2020
]
[
2021
63
3
3
218-27
]
[
2019
35
4
4
268-74
]
[
Asociación Médica Mundial
1964
]
[
2020
8
8
8
807-15
]
[
2020
382
13
13
1199-207
]
[
2020
]
[
2021
57
75-6
]
[
2021
63
4
4
314-23
]
[
2020
2020
6175964
]
[
2021
28
5
5
266-72
]
[
2020
395
10223
10223
497-506
]
[
2020
30
4398-406
]
[
2020
30
6194-203
]
[
2020
10
5
5
]
[
2020
101
5
5
263-8
]
[
2020
101
7-8
7-8
431-7
]
[
2020
56
2
2
3-4
]
[
2013
332
136-40
]
[
2020
8
8
8
750-2
]