0185-2450 0185-2450 S0185-24502016000200161 Mexico 00 11 2016 00 11 2016 61 77 161 170 1987 15 4 4 538-63 1991 2010 197-224 1988 8 3 3 257-72 2007 146 146 62-5 1991 30 2010 2002 1991 1999 2002 2004 3-28 2010 511-9 2010 2010 2010 1-52 2008