0186-7210 0186-7210 S0186-72102011000200433 10.24201/edu.v26i2.1389 Mexico Mexico Mexico 00 08 2011 00 08 2011 26 2 433 480

2002 1992 1949 30 3 3 131-43 2000 1987 2009 2002 5 9 9 Conapo 1994 1980 2a 2008 2008 1994 1997 154 154 497-515 1993 131-48 1996 24 6 6 1118-32 2008 1974 29 3 3 179-88 INEGI 1996 INEGI 2002 INEGI 2006 1986 2a 1999 2006 2009 2005 1982 2a 1943 50 370-96 2007 1974 3a 1996 2003 18 51 51 73-98 2007 27 de abril México PNUD 1997 PNUMA 2010 2004 1995 2008 2003 1999 1998 1986 2002 1994 3 3 87-116 2007 2003 WHO 1958