RT Journal T1 ABout this journal JF Archives of Pediatrics & Adolescent Medicine JO Archives of Pediatrics & Adolescent Medicine YR 2009 FD February 2 VO 163 IS 2 SP 100 OP 100 DO 10.1001/archpedi.163.2.10 UL http://dx.doi.org/10.1001/archpedi.163.2.10 AB