1405-3195 1405-3195 S1405-31952017000500581 Mexico 00 08 2017 00 08 2017 51 5 581 590

2014 63 619-45 1988 37 87-114 1993 75 425-34 2015 97 879-96 1988 80 139-53 1998 80 46-57 2004 2010 3 69-76 1990 40 938-42 2015 1991 73 233-42 2006 2012 14 57-68