title: Effects of in vitro aspirin on blood platelets of gastrointestinal bleeders.
mesh_terms: D000244:Adenosine Diphosphate / Q000494:pharmacology; D000328:Adult; D000368:Aged; D001241:Aspirin / Q000494:pharmacology*; D001792:Blood Platelets / Q000187:drug effects*; D002986:Clinical Trials as Topic; D003094:Collagen / Q000494:pharmacology; D003720:Densitometry; D005260:Female; D005500:Follow-Up Studies; D006471:Gastrointestinal Hemorrhage / Q000097:blood*; D006400:Hematocrit; D006454:Hemoglobins; D006801:Humans; D008297:Male; D008875:Middle Aged; D010973:Platelet Adhesiveness / Q000187:drug effects
chemical_list: D006454:Hemoglobins; D000244:Adenosine Diphosphate; D003094:Collagen; D001241:Aspirin