RT Journal T1 PIcture of the month—diagnosis JF Archives of Pediatrics & Adolescent Medicine JO Archives of Pediatrics & Adolescent Medicine YR 2009 FD May 4 VO 163 IS 5 SP 482 OP 482 DO 10.1001/archpediatrics.2009.41-b UL http://dx.doi.org/10.1001/archpediatrics.2009.41-b AB