TI - SIgn up for alerts—it’s free! PT - JOUR DP - 2005 TA - Archives of Pediatrics & Adolescent Medicine pages = {1120}, VI - 159 IP - 12 AID - 10.1001/archpedi.159.12.1120 [doi] 4100 - http://dx.doi.org/10.1001/archpedi.159.12.1120 SO - Archives of Pediatrics & Adolescent Medicine December 1, 2005 159(12):1120