RT Journal T1 ABout this journal JF Archives of Pediatrics & Adolescent Medicine JO Archives of Pediatrics & Adolescent Medicine YR 2006 FD April 1 VO 160 IS 4 SP 336 OP 336 DO 10.1001/archpedi.160.4.336 UL http://dx.doi.org/10.1001/archpedi.160.4.336 AB