1608-8921
1608-8921
S1608-89212020000100001
Cuba
Cuba
00
04
2020
00
04
2020
22
1
1
6
[
2020
323
8
8
707-8
]
[
2020
395
10224
10224
565‐74
]
[
2020
395
10223
10223
497-506
]
[
2016
375
5
5
497-8
]
[
2020
]
[
2020
13
13
]
[
2020
19
5
5
369-470
]
[
2020
11
7
7
995-8
]
[
2020
]
[
2020
323
11
11
1061-9
]
[
2020
92
6
6
552-5
]
[
2020
10
2
2
]