title: Inadequate monitoring of warfarin dosage.
authors.forename: J
authors.initials: J
authors.lastname: Hirsh
mesh_terms: D006350:Heart Valve Prosthesis; D006801:Humans; D007202:Indicators and Reagents; D011517:Prothrombin Time; D013925:Thromboplastin / Q000592:standards*; D014481:United States; D014859:Warfarin / Q000009:adverse effects / Q000097:blood* / Q000627:therapeutic use
chemical_list: D007202:Indicators and Reagents; D014859:Warfarin; D013925:Thromboplastin