Trends in the mortality from peptic ulcer in Denmark.
D000328:Adult; D000367:Age Factors; D000368:Aged; D003718:Denmark; D004381:Duodenal Ulcer / Q000401:mortality; D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000209:etiology; D006801:Humans; D008297:Male; D008875:Middle Aged; D010437:Peptic Ulcer / Q000150:complications / Q000401:mortality*; D010439:Peptic Ulcer Perforation / Q000401:mortality; D012189:Retrospective Studies; D012424:Rural Population; D012737:Sex Factors; D013276:Stomach Ulcer / Q000401:mortality; D013997:Time Factors; D014505:Urban Population