0187-6961
0187-6961
S0187-69612020000100112
10.21670/ref.2012054
Mexico
USA
00
00
2020
00
00
2020
21
[
2004
]
[
2013
39
1-23
]
[
2009
36
2
2
300-16
]
[
2019
515-63
]
[
2017
161-83
]
[
2013
]
[
2012
]
[
2016
]
[
2000
]
[
2011
]
[
2016
165-201
]
[
2004
6
2
2
253-79
]
[
2013
21
41
41
9-20
]
[
2011
5
10
10
82-106
]
[
2013
]
[
2016
205-26
]
[
2018
3
5
5
53-72
]
[
2019
23-55
]
[
2019
]
[
2012
7
1
1
149-80
]
[
2010
]
[
2004
35
2
2
103-16
]
[
2014
20
81
81
9-23
]
[
1998
]
[
2000
]
[
2001
35
2
2
397-419
]
[
2009
207-42
]
[
2018
]
[
2015
]
[
2017
15-64
]
[
2017
48
48
]
[
2019
55
1
1
36-41
]
[
2000
7
2
2
173-5
]
[
2002
]
[
2007
1-28
]
[
2012
]
[
2019
56
4
4
1453-61
]
[
1995
24
24
95-117
]
[
2015
38
12
12
2123-39
]
[
2012
151-84
]
[
2014
]
[
1996
]
[
2013
21
41
41
55-76
]
[
2003
13-54
]
[
2005
]
[
2013
264-302
]
[
2017
12
2
2
119-42
]
[
2018
9
35
35
185-212
]
[
1987
1
2
2
125-51
]
[
2013
40
]