2448-718X 2448-718X S2448-718X2015000200249 Estados Unidos de América Estados Unidos de América 00 06 2015 00 06 2015 82 326 249 275

2011 2013 American Academy of Pediatrics American Public Health Association National Resource Center for Health and Safety in Child Care and Early Education 2011 3a 2010 Banco Interamericano de Desarrollo 2011 2004 86 1 1 108-32 2010 2008 92 5 5 1416-40 2009 93 219-34 2009 1997 68 68 935-54 1995 32 743-72 1983 2011 2007 2000 1982 12 1 1 9-41 1995 1998 2011 4 3 3 472-96 2012 201 2 2 39-65 2010 46 9 9 1543-71 2012 NICHD Early Child Care Research Network 2000 4 4 116-35 NICHD Early Child Care Research Network 2000 71 71 960-80 2001 72 5 5 1534-53 1987 2011 2005 2000 2000 63 63 938-49 2007 2009 2010 2011