Ethical aspects of a study of the effects of aspirin on the healing of duodenal ulcer.
Paton
D M
DM
D001241:Aspirin / Q000494:pharmacology*; D004381:Duodenal Ulcer / Q000188:drug therapy*; D004992:Ethics, Medical; D006801:Humans; D011899:Ranitidine / Q000627:therapeutic use*; D014945:Wound Healing / Q000187:drug effects
D011899:Ranitidine; D001241:Aspirin