title: Low dose vitamin K for excessively anticoagulated prosthetic valve patients.
mesh_terms: D000925:Anticoagulants / Q000009:adverse effects*; D006350:Heart Valve Prosthesis; D006801:Humans; D011183:Postoperative Complications / Q000517:prevention & control; D011517:Prothrombin Time; D014812:Vitamin K / Q000008:administration & dosage*; D014859:Warfarin / Q000008:administration & dosage
chemical_list: D000925:Anticoagulants; D014812:Vitamin K; D014859:Warfarin