1665-2738 1665-2738 S1665-27382016000100175 Mexico Mexico 00 00 2016 00 00 2016 15 1 175 183

American Public Health Association American Water Works Association Water Environment Federation 2005 21 2003 7 671-8 1998 75-82 2013 33 2188-94 2011 10 67-77 2007 59 1-7 2002 77 743-55 2013 12 151-9 2005 40 2897-905 1999 13 155-7 INEGI 2013 2005 23 65-80 2009 100 3718-23 2000 18 235-48 2010 101 1447-52 2012 30 524-9 2012 61 1175-7 2007 149 700-6 2007 98 2102-8 2009 13 1000-13 2014 745