[Combination of gastric and duodenal ulcers].
D000328:Adult; D002908:Chronic Disease; D005753:Gastric Mucosa / Q000378:metabolism; D006801:Humans; D008875:Middle Aged; D010437:Peptic Ulcer / Q000175:diagnosis* / Q000503:physiopathology
O sochetanii iazvy zheludka i dvenadtsatiperstnoĭ kishki.