title: [Indications for and results of surgical treatment of digestive tract diseases in elderly patients].
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D001660:Biliary Tract Diseases / Q000601:surgery; D004630:Emergencies; D005260:Female; D005767:Gastrointestinal Diseases / Q000601:surgery*; D006801:Humans; D008297:Male; D008875:Middle Aged
vernacular_title: Wskazania i wyniki operacyjnego leczenia chorób przewodu pokarmowego u osób w wieku starszym