[Dispenerization of patients with peptic ulcer and the frequency of gastroduodenal ulcer perforation].
D000367:Age Factors; D000553:Ambulatory Care; D006801:Humans; D010437:Peptic Ulcer / Q000150:complications / Q000453:epidemiology / Q000628:therapy*; D010439:Peptic Ulcer Perforation / Q000453:epidemiology*; D012423:Rural Health; D012424:Rural Population; D012426:Russia; D014505:Urban Population
Dispanserizatsiia bol'nykh iazvennoĭ bolezn'iu i chastota perforatsiĭ gastroduodenal'nykh iazv.