2007-1132 2007-1132 S2007-11322018000400092 10.29298/rmcf.v8i48.188 Mexico 00 08 2018 00 08 2018 9 48 92 114

2003 16 125-52 2006 8 1 1 31-6 2009 7 1 1 115-22 2004 10 1 1 13-9 2013 44 2 2 7-16 2008 14 2 2 51-63 2007 80 77-104 2005 39 6 6 667-77 2005 14 2 2 217-28 2006 78 33-42 2003 12 1 1 159-76 2014 85 167-78 2000 87 8 8 1147-58 2004 38 3 3 375-81 2015 2 2 2 87-98 2015 20 22383-94 2010 33 4 4 297-304 1995 4 77-81 2009 257 1-7 2011 13 1 1 7-14 2012 14 2 2 9-14 2014 37 39 39 255-60 2011 82 3 3 964-76 2009 15 3 3 5-20 2012 19 1 1 113-24 2005 86-7 2009 85 81-8 2005 7 1 1 31-6 2013 19 3 3 35-49 2011 20 2 2 35-45 2010 208 2 2 271-7 2005 62 1 1 9-19 2004 10 1 1 5-11 2011 32 135-51 2006 74 169-78 2003 74 1 1 47-71 Statistical Analysis System Institute (SAS) 2004 4979 2013 86 2010 34 1 1 105-19 2003 28 3 3 160-7 2010 26 1 1 1-17