1028-9933
1028-9933
S1028-99332018000400722
Cuba
00
12
2018
00
12
2018
97
4
722
731
[
2016
81
3
3
]
[
2018
22
2
2
217-9
]
[
2014
31
]
[
2013
12
3
3
]
[
2016
6
253-7
]
[
2016
]
[
2013
39
2
2
98-106
]
[
2014
2
6
6
323-33
]
[
2016
42
1
1
25-36
]
[
2014
13
3
3
270-87
]
[
2014
39
3
3
25-32
]
[
2012
119
6
6
653-61
]
[
2016
30
1
1
31-8
]
[
2017
39
1
1
53-60
]
[
2014
123
978-81
]
[
2016
81
3
3
80-9
]