1870-2333 1870-2333 S1870-23332019000100175 México 00 06 2019 00 06 2019 15 1 175 184 2008 2013 2002 2003 2010 1996 2016 267-72 2005 1970 1993 1984 2002 209-74 1961 2010 1961 1 y 2 2002