title: A heparin symposium.
mesh_terms: D000367:Age Factors; D006493:Heparin / Q000627:therapeutic use*; D006801:Humans; D009203:Myocardial Infarction / Q000188:drug therapy; D011655:Pulmonary Embolism / Q000188:drug therapy; D013923:Thromboembolism / Q000188:drug therapy* / Q000209:etiology / Q000401:mortality; D013924:Thrombophlebitis / Q000188:drug therapy; D014481:United States
chemical_list: D006493:Heparin