RT Journal T1 ABout this journal JF Archives of Pediatrics & Adolescent Medicine JO Archives of Pediatrics & Adolescent Medicine YR 2007 FD September 1 VO 161 IS 9 SP 822 OP 822 DO 10.1001/archpedi.161.9.822 UL http://dx.doi.org/10.1001/archpedi.161.9.822 AB