[Recent trends in the study of the etiopathogenesis of stomach and duodenal ulcers].
D004381:Duodenal Ulcer / Q000209:etiology* / Q000601:surgery; D006801:Humans; D013276:Stomach Ulcer / Q000209:etiology* / Q000601:surgery
Novos rumos no estudo da etiopatogenia das ulceras do estómago e do duodeno.