2444-6483 2444-6483 S2444-64832020000200044 10.24875/end.20000046 México EE.UU 00 06 2020 00 06 2020 32 2 44 48

1 2000 18 3 3 183-5 2 2014 20 1 1 242-9 3 2004 19 8 8 891-6 4 2013 19 3 3 331-8 5 2004 99 3 3 543-51 6 2010 16 1 1 42-7 7 2019 84 4 4 442-8