The changing pattern of cholecystectomy.
D000328:Adult; D000368:Aged; D000375:Aging; D001660:Biliary Tract Diseases / Q000000981:diagnostic imaging / Q000453:epidemiology / Q000601:surgery*; D002763:Cholecystectomy / Q000639:trends*; D005260:Female; D005704:Gallbladder / Q000473:pathology; D006801:Humans; D008297:Male; D008875:Middle Aged; D011859:Radiography; D012606:Scotland; D012737:Sex Factors