[Clinico-pathological study of nevocellular nevi in the external auditory canal].
D000328:Adult; D004424:Ear Canal / Q000473:pathology*; D004428:Ear Neoplasms / Q000473:pathology*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009508:Nevus, Pigmented / Q000473:pathology*