0026-1742 0026-1742 S0026-17422021000100026 10.22201/fm.24484865e.2021.64.1.04 Mexico Mexico Mexico Mexico 00 02 2021 00 02 2021 64 1 26 31

1 2002 26 5 5 551-66 2 2011 18 288-92 3 2012 3 1 1 11-26 4 2014 2 8 8 400-2 5 2017 1 1 1 6 2010 95 5 5 2023-37 7 2008 55 5 5 202-16 8 2015 26 3 3 118-24 9 2008 41 1 y 2 10 2009 35 1 1 24-31 11 2014 9 1 1 110-4