1726-6718
1726-6718
S1726-67182021000200004
Cuba
00
08
2021
00
08
2021
20
2
[
2016
157
11
11
2420-3
]
[
2019
2
21-60
]
[
2004
100
6
6
]
[
2017
46
3
3
234-43
]
[
2001
48
6
6
545-50
]
[
2011
34
4
4
251-9
]
[
2019
34
4
4
251-9
]
[
2001
26
2
2
131-6
]
[
2013
]
[
2017
224
5
5
862-7
]
[
2010
97
9
9
1395-400
]
[
2011
33
1
1
7-11
]
[
2013
14
1
1
18-21
]
[
2010
88
5
5
328-31
]
[
2012
13
2
2
80-4
]
[
2012
27
4
4
]
[
2015
94
6
6
250‐63
]
[
2016
17
2
2
117-20
]
[
2015
7
3
3
196-203
]
[
2014
80
1
1
17-8
]
[
2014
3
4
4
1-4
]
[
2013
110
5
5
800-6
]
[
2014
14
28
]
[
2000
90
4
4
899-912
]
[
2004
19
1
1
13-20
]
[
2007
37
5
5
396-400
]
[
2008
22
9
9
2036-45
]
[
2012
175
2
2
251-8
]
[
2012
29
4
4
190-3
]
[
2008
6
3
3
]