RT Journal T1 PIcture of the month—diagnosis JF Archives of Pediatrics & Adolescent Medicine JO Archives of Pediatrics & Adolescent Medicine YR 2007 FD December 1 VO 161 IS 12 SP 1212 OP 1212 DO 10.1001/archpedi.161.12.1212 UL http://dx.doi.org/10.1001/archpedi.161.12.1212 AB