title: Familial site-specific congenital melanocytic nevus: report of two families.
authors.forename: I J
authors.initials: IJ
authors.lastname: Frieden
authors.forename: M L
authors.initials: ML
authors.lastname: Williams
mesh_terms: D000368:Aged; D005260:Female; D005542:Forearm / Q000473:pathology; D006258:Head and Neck Neoplasms / Q000151:congenital / Q000235:genetics / Q000473:pathology; D006801:Humans; D007223:Infant; D008297:Male; D008545:Melanoma / Q000473:pathology; D008875:Middle Aged; D009508:Nevus, Pigmented / Q000151:congenital* / Q000235:genetics* / Q000473:pathology; D012878:Skin Neoplasms / Q000151:congenital* / Q000235:genetics* / Q000473:pathology