title: Thromboembolism in patients without anticoagulants after aortic valve replacement with the Lillehei-Kaster disc valve.
mesh_terms: D000925:Anticoagulants / Q000627:therapeutic use*; D006350:Heart Valve Prosthesis / Q000009:adverse effects*; D006801:Humans; D013923:Thromboembolism / Q000209:etiology*
chemical_list: D000925:Anticoagulants