title: Thromboembolism in patients without anticoagulants after aortic valve replacement with the Lillehei-Kaster disc valve.
mesh_terms: D000328:Adult; D000925:Anticoagulants / Q000627:therapeutic use*; D001021:Aortic Valve / Q000601:surgery*; D005260:Female; D006350:Heart Valve Prosthesis / Q000379:methods*; D006801:Humans; D008297:Male; D008875:Middle Aged; D011183:Postoperative Complications / Q000188:drug therapy*; D013923:Thromboembolism / Q000188:drug therapy / Q000209:etiology*
chemical_list: D000925:Anticoagulants