1405-3195
1405-3195
S1405-31952007000500539
Mexico
USA
00
08
2007
00
08
2007
41
5
539
554
[
1991
35
161-73
]
[
1989
3
Vancouver, Canada
1355-8
]
[
1993
46
213-22
]
[
2007
41
527-37
]
[
1989
29
25-37
]
[
2002
82
303-10
]
[
1988
25
295-309
]
[
1987
23
213-32
]
[
1985
17
35-53
]
[
1969
50
663-6
]
[
1995
33
457-65
]
[
2003
24
53-75
]
[
2003
46-51
]
[
2005
39
293-301
]
[
1972
Ann Arbor, MI
1357-81
]
[
1992
41
29-34
]
[
1994
48
119-26
]
[
1977
43
1541-52
]
[
1991
11
447-59
]
[
1996
55
97-107
]
[
1974
1-371
]
[
1979
8
127-50
]
[
1994
15
1447-58
]
[
2000
74
313-26
]