[4 years' statistics in biliary surgery on a homogeneous group of aged patients].
D000367:Age Factors; D000368:Aged; D001660:Biliary Tract Diseases / Q000601:surgery*; D005260:Female; D006801:Humans; D008297:Male
Statistique homogène de quatre années de chirurgie biliaire chez des sujets âgés.