[Stomach and duodenal ulcer--steps in research].
D001008:Anxiety Disorders / Q000150:complications; D002908:Chronic Disease; D004381:Duodenal Ulcer / Q000209:etiology*; D006167:Guilt; D006801:Humans; D008960:Models, Psychological; D010437:Peptic Ulcer / Q000601:surgery; D011574:Psychoanalytic Theory; D011602:Psychophysiologic Disorders / Q000209:etiology*; D013276:Stomach Ulcer / Q000209:etiology*
Ulcus ventriculi et duodeni--Schritte der Forschung.