RT Journal T1 ABout this journal JF Archives of Pediatrics & Adolescent Medicine JO Archives of Pediatrics & Adolescent Medicine YR 2011 FD September 1 VO 165 IS 9 SP 779 OP 779 DO 10.1001/archpedi.165.9.779 UL http://dx.doi.org/10.1001/archpedi.165.9.779 AB