0034-7531
0034-7531
S0034-75312020000200012
Cuba
Cuba
Cuba
00
06
2020
00
06
2020
92
2
[
2017
85
6
6
499-503
]
[
2017
60
2
2
17-21
]
[
2013
57
2
2
118-27
]
[
2012
103
7
7
567-78
]
[
2013
104
8
8
672-8
]
[
2015
106
10
10
806-15
]
[
2014
36
3
3
136-47
]
[
2017
98
2
2
]
[
2017
1-14
]
[
2017
67
7
7
7-30
]