title: Is it a hemangioma or could it be cancer?
authors.affiliation: Department of Dermatology, University of California, San Francisco, California, USA.
authors.forename: I J
authors.initials: IJ
authors.lastname: Frieden
mesh_terms: D017668:Age of Onset; D002648:Child; D003937:Diagnosis, Differential; D006391:Hemangioma / Q000145:classification / Q000175:diagnosis*; D006801:Humans; D012878:Skin Neoplasms / Q000145:classification / Q000175:diagnosis*; D012983:Soft Tissue Neoplasms / Q000145:classification / Q000175:diagnosis