1815-7696
1815-7696
S1815-76962018000400517
República Bolivariana de Venezuela
Cuba
Cuba
00
12
2018
00
12
2018
16
4
517
548
[
2016
]
[
2018
6
16
16
53-62
]
[
2005
]
[
2016
4
3
3
152-68
]
[
2012
]
[
2016
14
3
3
227-36
]
[
2016
11
1
1
51-64
]
[
2014
37 67
]
[
2016
19
2
2
1-16
]
[
2018
1
2
2
247-61
]
[
2015
3
7
7
27-41
]
[
2005
]
[
1989
]
[
2011
101 122
]
[
2013
1
2
2
55-63
]
[
2012
]
[
2016
16
56
56
167-81
]
[
CC PCC
2017
]
[
2005
]
[
2014
59
59
58-63
]
[
2002
1 13
]
[
2003
]
[
2013
18
4
4
40-8
]
[
2017
15
2
2
184-93
]
[
1998
]
[
2011
123-62
]
[
2013
1
2
2
48-54
]
[
2016
]
[
2017
15
2
2
242-52
]
[
2018
16
1
1
51-64
]
[
2017
15
3
3
]
[
2012
]
[
1987
]