1405-6666
1405-6666
S1405-66662005000401201
Mexico
Mexico
00
12
2005
00
12
2005
10
27
1201
1224
[
1990
4
1
1
11-36
]
[
2001
]
[
1979
13
2
2
111-9
]
[
1986
]
[
1982
2
]
[
1989
23
3
3
231-53
]
[
1982
]
[
2001
]
[
2000
14
1
1
25-34
]
[
2004
]
[
1991
]
[
2000
27
1
1
44-6
]
[
2002
94
4
4
687-98
]
[
1994
21
4
4
223-7
]
[
1995
12
1
1
4-46
]
[
1984
35
2
2
155-71
]
[
1987
15
15
]
[
1992
20
20
]
[
1957
]
[
1994
]
[
1981
32
4
4
365-87
]
[
1984
1
1
1
120-60
]
[
2001
9
2
2
181-212
]
[
2004
Boston, Massachusetts
]
[
2002
94
4
4
669-86
]
[
1994
64
311-61
]
[
1988
22
4
4
391-416
]
[
1999
26
3
3
196-8
]
[
1982
16
3
3
261-78
]
[
1991
42
3
3
299-329
]
[
2003
31
2
2
217-30
]
[
2002
94
2
2
305-15
]
[
1977
]
[
1999
36
8
8
883-915
]
[
2003
24
1
1
28-55
]
[
2002
86
3
3
314-32
]
[
1999
36
10
10
1065-84
]
[
1990
]
[
1998
92
1
1
13-9
]
[
1992
26
1
1
7-4
]
[
1984
35
2
2
172-85
]
[
1988
]
[
1993
1
1
1
39-62
]
[
1996
]
[
1989
6
1
1
66-85
]
[
1988
22
2
2
128-60
]
[
2003
30
2
2
120-4
]
[
1985
19
3
3
237-53
]
[
1989
23
1
1
77-108
]
[
1980
]
[
1990
]
[
1985
]
[
1992
1
1
1
58-74
]
[
1994
31
969-83
]
[
1992
]
[
1989
]
[
1986
3
2
2
211-45
]
[
1998
]
[
1992
9
2
2
179-208
]
[
2000
28
1
1
97-113
]
[
2000
6
5
5
17-34
]
[
1994
]
[
1980
31
4
4
378-88
]
[
1994
28
2
2
175-207
]
[
1996
66
1
1
53-86
]
[
1988
]
[
2002
8
IV
IV
]
[
1953
]
[
1980
]
[
1997
22
73-101
]
[
2002
94
4
4
660-8
]