0253-5785
0253-5785
S0253-57852019000200093
Ecuador
Ecuador
00
06
2019
00
06
2019
46
2
93
103
[
2018
93
93
771-80
]
[
2015
]
[
2015
]
[
2018
34
9
9
132
]
[
2017
183
1
1
30-50
]
[
2008
163
2
2
173-81
]
[
2014
38
1
1
183-92
]
[
2016
4
2
2
31-40
]
[
2019
54
1
1
102-10
]
[
2017
26
1
1
4-6
]
[
2017
100
100
12-20
]
[
2015
1
1
1-9
]
[
2017
41-66
]
[
2008
13
2
2
1369-79
]
[
2018
7
4
4
532-4
]
[
2017
37
1
1
]
[
2015
23
36
36
186-205
]
[
2017
3-23
]
[
2009
27
10
10
591-8
]
[
2016
100
13
13
5729-46
]
[
2017
33
11
11
197
]
[
2017
73
2
2
394-403
]
[
2017
3
3
3
652-66
]
[
2016
183
183
92-9
]
[
2017
6
4
4
2133-44
]
[
2017
107
11
11
1284-97
]
[
2016
]
[
2017
51
2
2
]
[
2015
38
4
4
401-19
]
[
2017
10
3
3
612-24
]
[
2012
]
[
2015
76
2
2
269-74
]
[
2013
4
4
356
]
[
2017
8
2
2
393-406
]
[
2018
9
SPE20
SPE20
4137-47
]
[
2018
19
4
4
952
]
[
2017
117
117
123-7
]