0012-7353 0012-7353 S0012-73532017000400273 10.15446/dyna.v84n203.66126 Mexico México Mexico Mexico 00 12 2017 00 12 2017 84 203 273 282

[1] 2012 42 42 10-8 [2] 2015 [3] 2011 24 1 1 50-8 [4] 2013 26 26 446-63 [5] 2002 6 6 3-65 [6] 2001 5 3 3 299-312 [7] 1-370 [8] 2009 13 1 1 17-25 [9] 1985 [10] 2008 2nd [11] 2014 81 185 185 153-9 [12] 2010 9 9 3059-67 [13] 2011 31 10 10 1825-32