AU - Gelles LN TI - PIcture of the month PT - JOUR DP - 1999 TA - Archives of Pediatrics & Adolescent Medicine pages = {647}, VI - 153 IP - 6 AID - 10.1001/archpedi.153.6.647 [doi] 4100 - http://dx.doi.org/10.1001/archpedi.153.6.647 SO - Archives of Pediatrics & Adolescent Medicine June 1, 1999 153(6):647