[Studies on gastric ulcer in the aged].
D000368:Aged; D001158:Arteries / Q000473:pathology; D001780:Blood Coagulation Tests; D005260:Female; D005342:Fibrinolysis; D006801:Humans; D008297:Male; D008875:Middle Aged; D013270:Stomach / Q000098:blood supply; D013276:Stomach Ulcer / Q000097:blood / Q000473:pathology