2550-6722 2550-6722 S2550-67222020000300135 10.37135/chk.002.12.09 Mexico 00 12 2020 00 12 2020 12 135 146

2000 1985 2011 1993 1996 2000 1998 2019 2018 1-22 2012 1998 2007 2015 141 2007 2015 39 86 86 11-38