0188-6266 0188-6266 S0188-62662019000100162 10.15174/au.2019.2200 Mexico Mexico 00 00 2019 00 00 2019 29

2004 28 1 1 1-8 2014 7 3 3 415-21 1998 2007 30 4 4 327-51 2011 12 1 1 41-54 2002 20 1 1 88-93 2003 21 3 3 338-45 2007 1 1 1 47-73 2012 13 4 4 414-30 2014 2009 125 3 3 397-411 2016 18 1 1 95-103 1994 37 1 1 19-42 2000 40 3 3 132-8 2016 7 5 5 1189-98 2004 22 2 2 198-205 1997 92 1 1 11-8 2009 27 2 2 211-8 2007 13 37 37 585-90 1992 98 137-43 2010 1 2 2 159-74 2009 29 73-82 2002 150 3 3 128-34 2001 90 494-507 1985 1 17-20 2016 2009 27 1 1 53-63 2011 2 5 5 631-43 Statistical Analysis System (SAS) 2003 2014 1991 10 1 1 63-121 2001 3 2 2 81-91 2004 2 2 201-68 2000 2000