[Surgical method in difficult cases of stomach and duodenal ulcers].
D004381:Duodenal Ulcer / Q000601:surgery*; D006801:Humans; D008722:Methods; D013276:Stomach Ulcer / Q000601:surgery*
K voprosl o khirurgicheskoĭ taktike pri oslozhennykh formakh iazvennoĭ bolezni zheludka i dvenadtsatiperstnoĭ kishki