Simpson Cory L, Boos Markus D, Castelo-Soccio Leslie
Department of Dermatology, Hospital of the University of Pennsylvania, Philadelphia.
Division of Dermatology, Department of Pediatrics, The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania.
JAMA Pediatr. 2015 Dec;169(12):1173-4. doi: 10.1001/jamapediatrics.2015.1359.