TI - ABout this journal PT - JOUR DP - 2004 TA - Archives of Pediatrics & Adolescent Medicine pages = {510}, VI - 158 IP - 6 AID - 10.1001/archpedi.158.6.510 [doi] 4100 - http://dx.doi.org/10.1001/archpedi.158.6.510 SO - Archives of Pediatrics & Adolescent Medicine June 1, 2004 158(6):510