0036-3634 0036-3634 S0036-36342017000300258 10.21149/8000 Mexico Mexico México México 00 06 2017 00 06 2017 59 3 258 265

2004 13 1 1 19-65 2003 361 1 1 407-16 2007 62 3 3 181-98 2006 19 4 4 389-94 2007 38 4 4 344-51 2001 103-25 2004 27 1 1 38-49 2011 49 10 10 622-7 2009 118 3 3 587-97 2015 25 NE-2 NE-2 35-9 2008 23 3 3 183-90 2006 29 2 2 168-73 2003 9 1 1 30-3 2010 33 4 4 325-32 2002 1996 20 1 1 1-12 2011 49 4 4 400-6 2001 51-73 2002 25 2 2 49-57 2001 10 5 5 181-3 2010 51 4 4 518-25 2002 53 187-213 2004 5 1 1 18-29 2005 25 2 2 215-39 2006 2012 2006 58 1 1 15-27 2010 33 1 1 11-9 2008 18 2 2 189-98 Asociación Mexicana de Agencias de Investigación de Mercado y Opinión Publica A.C. AMAI 2009 2004 46 6 6 509-15 2013 1998 2000 48 6 6 297-304 2013 18 1 1 23-8 1983 60 115-20 2003 3 1 1 9-21 World Health Organization (WHO) 2006 2004 8 2 2 2010 28 2 2 173-81 2010 123-36 1982 188-213 2011 44 7 7 618-24 2006 6 159-70 2002 31 334-8 2012 20 5 5 346-55