title: Common bile nevus of the upper lip--a possible relationship to Mongolian spot.
mesh_terms: D000293:Adolescent; D000328:Adult; D005260:Female; D006801:Humans; D008046:Lip / Q000473:pathology; D008048:Lip Neoplasms / Q000473:pathology*; D008297:Male; D009508:Nevus, Pigmented / Q000473:pathology*