0120-5552 0120-5552 S0120-55522018000300705 Mexico 00 12 2018 00 12 2018 34 3 705 714

1 2010 2 2016 15 1 1 1-16 3 2012 29 2 2 237-41 4 2002 5 CEM (Ed.) 2013 6 2015 20 1 1 111-25 7 2016 29 1 1 21-47 8 2007 34 1 1 32-5 9 2009 169 9 9 1085-91 10 2014 11 2014 31 2 2 354-85 12 2009 23 3 3 284-96 13 2003 8 4 4 282-305 14 2005 15 6 6 228-34 15 2016 12 20 20 38-59 16 2015 37 4/5 4/5 301-7 17 2011 57 1 1 4-19 18 2013 16 1 1 43-56 19 2012 20 1 1 75-92 20 2012 20 5 5 21 2005 10 3 3 413-20 22 2006 22 8 8 1639-48 23 2001 2 1 1 93-114 24 1994 79 4 4 475-80 25 Organización Mundial de la Salud (OMS) 2010 26 2006 14 1 1 136-41 27 2010 18 2 2 141-52 28 2014 30 3 3 311-22