title: A double-blind trial of long-term anticoagulant treatment after myocardial infarction.
mesh_terms: D000367:Age Factors; D000368:Aged; D000925:Anticoagulants / Q000008:administration & dosage*; D001778:Blood Coagulation Disorders / Q000139:chemically induced; D001780:Blood Coagulation Tests; D002318:Cardiovascular Diseases / Q000150:complications; D002986:Clinical Trials as Topic; D003374:Coumarins / Q000008:administration & dosage*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000188:drug therapy* / Q000401:mortality; D010919:Placebos
chemical_list: D000925:Anticoagulants; D003374:Coumarins; D010919:Placebos