0188-4999 0188-4999 S0188-49992005000200091 Mexico 00 06 2005 00 06 2005 21 2 91 100

1994 23 1113-7 2000 72 313-21 1993 27 2630-6 1994 563 204-15 1995 30 473-84 1990 20 253-65 1998 49 311-43 1997 306 1997 2-17 1994 44 1132-9 2003 249 167-75 1999 275 2002 4 162-7 2002 9 29-47 2001 35 1231-9 1990 34 20715-8 1997 31 800-5 2003 37 2371-5 2002 8 3-10 2001 35 3791-800 1997 36 118-1122 2001 1 49-57 1996 182 2001 35 1231-3 2001 30 1911-8 1999 33 2257-65 2004 69-82 2000 19 895-903 1998 117 123-8 1997 Kansas City, Mo 145 1998 118 1049-56 2001 35 1348-11353 1992 1 82-4 2002 22 141-52 2004 4 275-80 2003 69 483-9 2002 22 167-73 USEPA 1995 USEPA 1996 USEPA 1997 USEPA 1999 2001 1 85-8 2001 1 38-42 1994 1999 121 317-23 2000 5 116-23 1997 1959 14 559-607 2001 94 381-7