Prophylactic effect of dietary fibre in duodenal ulcer disease.
D002986:Clinical Trials as Topic; D004043:Dietary Fiber / Q000008:administration & dosage* / Q000627:therapeutic use; D004311:Double-Blind Method; D004381:Duodenal Ulcer / Q000178:diet therapy / Q000188:drug therapy / Q000517:prevention & control*; D005260:Female; D006801:Humans; D008297:Male; D011897:Random Allocation; D012008:Recurrence; D012907:Smoking