1665-5346
1665-5346
S1665-53462019000200169
10.21919/remef.v14i2.320
Mexico
USA
00
06
2019
00
06
2019
14
2
169
188
[
2018
11
2
2
169-86
]
[
2009
]
[
2015
5
4
4
922-8
]
[
1986
31
307-27
]
[
2010
38
1
1
91-120
]
[
2012
44
1-2
1-2
230-49
]
[
2007
35
3
3
315-31
]
[
2016
44
4
4
968-95
]
[
2001
7
43-54
]
[
1979
84
427-31
]
[
1982
50
987-1007
]
[
2013
]
[
2017
23
1
1
7-20
]
[
2003
6
1
1
1-21
]
[
2013
47
1
1
123-51
]
[
2016
22
1
1
47-62
]
[
2009
38
137-54
]
[
2017
45
2
2
452-77
]
[
2016
]
[
2013
23
22-24
22-24
1701-5
]
[
2015
5
53
53
426-38
]
[
1965
47
1
1
13-37
]
[
2018
55
195-210
]
[
2010
51
3
3
415-28
]
[
1996
11
601-18
]
[
1966
34
4
4
768-83
]
[
2013
39
5
5
134-43
]
[
1997
25
2
2
321-45
]
[
2014
]
[
1964
19
3
3
425-42
]
[
2015
43
1
1
8-36
]
[
1961
no.95-209
no.95-209
15-22
]
[
2018
17
1
1
96-129
]
[
2017
14
4
4
523-50
]