title: How many epidermal nevus syndromes exist?
authors.forename: D J
authors.initials: DJ
authors.lastname: Atherton
mesh_terms: D006801:Humans; D009508:Nevus, Pigmented / Q000145:classification*; D012878:Skin Neoplasms / Q000145:classification*; D013577:Syndrome; D009626:Terminology as Topic