Carcinoma of the extrahepatic bile ducts. Report of nine cases.
D000367:Age Factors; D000368:Aged; D001650:Bile Duct Neoplasms / Q000175:diagnosis / Q000453:epidemiology / Q000209:etiology / Q000401:mortality / Q000628:therapy; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012737:Sex Factors