title: INR--calibration of the therapeutic range.
authors: UK Reference Laboratory for Anticoagulant Reagents & Control, Withington Hospital, Manchester.
authors: L
authors: L
authors: Poller
mesh_terms: D000925:Anticoagulants / Q000008:administration & dosage; D006350:Heart Valve Prosthesis; D006801:Humans; D009096:Multi-Institutional Systems; D009203:Myocardial Infarction / Q000188:drug therapy; D011517:Prothrombin Time / Q000592:standards*; D013925:Thromboplastin / Q000032:analysis*; D013927:Thrombosis / Q000517:prevention & control; D014944:World Health Organization
chemical_list: D000925:Anticoagulants; D013925:Thromboplastin