TI - PIcture of the month—diagnosis PT - JOUR DP - 2009 TA - Archives of Pediatrics & Adolescent Medicine pages = {1158}, VI - 163 IP - 12 AID - 10.1001/archpediatrics.2009.221-b [doi] 4100 - http://dx.doi.org/10.1001/archpediatrics.2009.221-b SO - Archives of Pediatrics & Adolescent Medicine December 1, 2009 163(12):1158