1815-5944
1815-5944
S1815-59442020000300005
Ecuador
Cuba
00
12
2020
00
12
2020
23
3
[
2018
141
141
877-86
]
[
2013
3
1
1
21-9
]
[
2017
8
611-31
]
[
2018
]
[
2019
1-40
]
[
2012
16
16
5787-801
]
[
2012
16
0801-8
]
[
2018
]
[
2017
74
364-76
]
[
2018
4
6
6
1-9
]
[
2020
40
2
2
322-36
]
[
2014
4
30
30
1-20
]
[
2016
86
2138-250
]
[
2017
]
[
2016
]