RT Journal T1 PIcture of the month—diagnosis JF Archives of Pediatrics & Adolescent Medicine JO Archives of Pediatrics & Adolescent Medicine YR 2012 FD December 1 VO 166 IS 12 SP 1178 OP 1178 DO 10.1001/archpedi.166.12.1178 UL http://dx.doi.org/10.1001/archpedi.166.12.1178 AB