title: [Effect of aging on biliary tract diseases].
mesh_terms: D000328:Adult; D000368:Aged; D000375:Aging; D001660:Biliary Tract Diseases / Q000201:enzymology / Q000473:pathology / Q000503:physiopathology*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged