RT Journal T1 PIcture of the month—diagnosis JF Archives of Pediatrics & Adolescent Medicine JO Archives of Pediatrics & Adolescent Medicine YR 2009 FD June 1 VO 163 IS 6 SP 584 OP 584 DO 10.1001/archpediatrics.2009.86-b UL http://dx.doi.org/10.1001/archpediatrics.2009.86-b AB