1560-4381
1560-4381
S1560-43812020000100276
Ecuador
Ecuador
00
03
2020
00
03
2020
24
1
276
300
[
2018
40
4
4
1139-48
]
[
2017
66
2
2
230-47
]
[
2017
27
2
2
78-88
]
[
2016
50
4
4
1-22
]
[
2017
35
3
3
283-9
]
[
2017
35
3
3
395-402
]
[
2018
65
4
4
372-8
]
[
2019
66
2
2
192-204
]
[
2016
85-94
]
[
2018
30
1
1
161-8
]
[
2019
41
2
2
496-507
]
[
2017
64
4
4
487-92
]
[
2017
1027
21-37
]
[
2019
12
2
2
83-93
]
[
2019
40
2
2
84-92
]
[
2017
17
4
4
309-15
]
[
2019
9
2
2
223-41
]
[
2017
98
2
2
]
[
2017
1027
11-9
]
[
2019
6
10
10
108
]
[
2018
36
5
5
648-52
]
[
2019
7
9
9
301
]
[
2016
45
5
5
293-6
]
[
2017
37
1
1
113-22
]
[
2017
1027
47-55
]
[
2019
2019
245-605
]
[
2017
996
279-86
]
[
2019
36
2
2
239-46
]
[
2013
43
1
1
73-84
]
[
2017
139
6
6
1723-34
]
[
2019
9
1
1
71-102
]
[
2017
]
[
2017
17
4
4
269-77
]
[
2018
78
3^s1
3^s1
1
53-62
]
[
2019
94
2^s1
2^s1
1
67-75
]