Proceedings: Oral anticoagulant therapy and its control: an international survey.
D000284:Administration, Oral; D000925:Anticoagulants / Q000008:administration & dosage*; D001778:Blood Coagulation Disorders / Q000188:drug therapy; D006801:Humans; D011517:Prothrombin Time; D011786:Quality Control
D000925:Anticoagulants