title: [Low INR-levels in certain mechanical heart valves?].
authors.forename: T
authors.initials: T
authors.lastname: Wittwer
mesh_terms: D000925:Anticoagulants / Q000008:administration & dosage* / Q000009:adverse effects; D001021:Aortic Valve / Q000601:surgery*; D001783:Blood Flow Velocity / Q000502:physiology; D004305:Dose-Response Relationship, Drug; D006350:Heart Valve Prosthesis; D006470:Hemorrhage / Q000139:chemically induced; D006801:Humans; D019934:International Normalized Ratio; D008943:Mitral Valve / Q000601:surgery*
chemical_list: D000925:Anticoagulants