[The problem of the malignant degeneration of gastric ulcer in the light of patho-clinical data].
D008027:Light; D010437:Peptic Ulcer / Q000473:pathology*; D013274:Stomach Neoplasms / Q000473:pathology*; D013276:Stomach Ulcer
PEPTIC ULCER/pathology; STOMACH NEOPLASMS/pathology