1870-6916 1870-6916 S1870-69162019000100266 Mexico 00 00 2019 00 00 2019 13 46 266 288 1994 2014 7 13 13 236 1997 572 1981 8 8 43-93 2014 120 2001 440 2008 563 1998 65 2006 316 y ss 2014 102 1987 9 2009 117 1998 6 1949 12 2015 66 2012 27 111 111 57-76 2015 127 2001 311 1995 1 102 2015 35 2007 2001 16 16 87 2006 4 4 209-46 2015 2018 2018 1970 35