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1985 3-15 1988 1977 84 888-918 1980 1979 44 4 4 636-55 2001 1999 1985 53 1 1 123-30 1980 48 4 4 419-26 2005 13 91-119 2007 21 4 4 498-507 2011 11 2 2 179-202 2008 31 4 4 271-82 2005 35 2 2 147-66 2008 79 6 6 1777-91 2009 34 1 1 62-73 1993 5 1 1 19-26 1996 11 97-8 2007 135 488-95 2010 138 88-94 2003 18 63-77 2010 36 1 1 19-24 1990 51 2 2 175-82 1996 57 396-405 2004 5 1 1 17-34 2005 21 2 2 259-67 2009 18 1 1 9-17 1997 12 323-31 2012 2001 43 89-96 2005 28 2 2 82-90 2008 2 319-28 2001 36 2 2 135-40 2004 29 159-79 Organización Panamericana de la Salud 2005 2005 49 3 3 63-84 1995 117 1 1 67-86 2010 26 2 2 288-301 2011 19 714-21 2002 16 318-24 2007 30 1 1 68-81 1997 11 1 1 48-64 1990 58 5 5 918-28 2013 15 58 58 3-9 2013 2003 28 1271-83