title: [Characteristics of diseases in the aged (2). 2. Disgestive tract diseases].
mesh_terms: D000328:Adult; D000368:Aged; D005260:Female; D005767:Gastrointestinal Diseases; D005770:Gastrointestinal Neoplasms; D006801:Humans; D008297:Male; D008875:Middle Aged; D011127:Polyps