[Duodenal ulcer disease--a new etiological theory].
Y
Y
Niv
D004381:Duodenal Ulcer / Q000209:etiology*; D004815:Epidermal Growth Factor / Q000009:adverse effects*; D005346:Fibroblast Growth Factors / Q000009:adverse effects*; D006801:Humans
D005346:Fibroblast Growth Factors; D004815:Epidermal Growth Factor