0185-2450 0185-2450 S0185-24502005000200178 Mexico 00 00 2005 00 00 2005 50 55 178 182 1969 53-68 1943 8 45-7 1969 1969 175-85 1986 139-54 1995 129-47 1986 Ill 1973 33 195-202 1986 1974 23 331-44 1948 12 139-41