title: [Complications of gastric and duodenal ulcer by perforation and hemorrhage].
mesh_terms: D004381:Duodenal Ulcer / Q000601:surgery; D005743:Gastrectomy; D006801:Humans; D008722:Methods; D010438:Peptic Ulcer Hemorrhage / Q000150:complications* / Q000175:diagnosis / Q000601:surgery; D010439:Peptic Ulcer Perforation / Q000150:complications* / Q000175:diagnosis / Q000601:surgery; D013276:Stomach Ulcer / Q000601:surgery
vernacular_title: Oslozhneniia iazvy zheludka i dvenadtsatiperstnoĭ kishki perforatsieĭ s krovotecheniem.