[Changes in ulcer surgery].
D000368:Aged; D004381:Duodenal Ulcer / Q000601:surgery; D006801:Humans; D008875:Middle Aged; D010437:Peptic Ulcer / Q000601:surgery*; D010439:Peptic Ulcer Perforation / Q000601:surgery; D011183:Postoperative Complications; D013274:Stomach Neoplasms / Q000601:surgery; D013276:Stomach Ulcer / Q000601:surgery
Wandlungen in der Ulkuschirurgie.