title: Effects of fenoprofen and aspirin on gastrointestinal microbleeding in man.
mesh_terms: D000704:Analysis of Variance; D000893:Anti-Inflammatory Agents / Q000494:pharmacology*; D001241:Aspirin; D002859:Chromium Isotopes; D004912:Erythrocytes; D005243:Feces; D006471:Gastrointestinal Hemorrhage / Q000139:chemically induced*; D006801:Humans; D008297:Male; D010636:Phenols / Q000494:pharmacology; D011422:Propionates / Q000494:pharmacology*
chemical_list: D000893:Anti-Inflammatory Agents; D002859:Chromium Isotopes; D010636:Phenols; D011422:Propionates; D001241:Aspirin