1405-9940 1405-9940 S1405-99402018000400253 10.1016/j.acmx.2017.02.007 México Mexico México México 00 12 2018 00 12 2018 88 4 253 260

1. 2004 28 237-49 2 2013 17 216 3 World Health Organization 1999 4 2012 14 83-5 5 2003 69 766-71 6 1999 159 1155-62 7 1980 10 239-52 8 2003 68 243-57 9 2008 105 548-56 10 2012 14 297-302 11 1997 52 292-8 12 1988 43 407-14 13 2010 19 e88-99 14 1996 19 707-10 15 2004 9 72-9 16 2008 13 25-33 17 2000 8 131-44 18 1998 114 535-40 19 2005 118 3629-45 20 2008 10 11-3 21 2012 5 10-5 22 2012 172 68-70 23 2008 90 136-9 24 2007 13 83-90 25 2007 73 245-50 26 1996 132 127-33 27 2012 27 522 28 2009 75 844-6 29 2014 29 e2014006 30 2013 17 R187 31 2012 14 230-6 32 2011 23 141-8 33 2010 12 26-36 34 1977 2 1503-6 35 2007 31 318-25 36 2008 123 747-56 37 2009 13 208 38 2009 18 3316-24 39 2013 57 1041-50 40 1997 23 1282-5