1817-5996
1817-5996
S1817-59962020000200008
Ecuador
00
08
2020
00
08
2020
22
2
[
2008
91
4
4
236-42
]
[
2014
16
1
1
14-26
]
[
2015
131
4
4
e29-322
]
[
2014
32
6
6
1170-7
]
[
2014
9
5
5
]
[
2014
9
12
12
]
[
2015
94
50
50
]
[
2013
55
^s2
^s2
2
S144-50
]
[
2011
79
4
4
377-82
]
[
2016
33
2
2
248-55
]
[
2015
49
6
6
1016-26
]
[
2002
360
9349
9349
1903-13
]
[
2012
1
2
2
104-10
]
[
2011
50
3
3
242-51
]
[
2014
71
3
3
220-7
]
[
2003
289
2560-72
]
[
2018
97
30
30
]
[
2016
67
2
2
288-93
]
[
2013
62
6
6
1021-6
]
[
2017
28
282
]
[
2016
18
5
5
468-76
]
[
2012
14
11
11
792-8
]