0036-3634 0036-3634 S0036-36342018000100013 10.21149/8607 Mexico Mexico Mexico Mexico Mexico Mexico 00 02 2018 00 02 2018 60 1 86 96

1 World Health Organization 2012 2 World Health Organization 3 2011 53 ^s3 ^s3 3 333-48 4 2005 9-32 5 2007 6 2001 17 ^s1 ^s1 1 171-9 7 2009 25 ^s1 ^s1 1 S93-S103 8 2009 25 ^s1 ^s1 1 S104-14 9 2009 10 2003 206 4-5 4-5 387-94 11 Panamerican Health Organization 2011 12 International Development Research Centre (IDRC) 2002 13 2009 14 2009 25 S168-78 15 2005 23 4 4 321-8 16 1980 17 2000 18 1956 19 2002 77 5 5 361-7 20 2005 120 ^s1 ^s1 1 S9-S15 21 2008 3 39 39 53-64 22 2009 15 6 6 S3-4