title: Heart valve surgery in 114 patients over the age of 60.
mesh_terms: D000367:Age Factors; D000368:Aged; D000925:Anticoagulants / Q000009:adverse effects; D001021:Aortic Valve / Q000601:surgery* / Q000637:transplantation; D006332:Cardiomegaly / Q000601:surgery; D004562:Electrocardiography; D005112:Extracorporeal Circulation / Q000009:adverse effects; D005260:Female; D005500:Follow-Up Studies; D006333:Heart Failure / Q000601:surgery; D006349:Heart Valve Diseases / Q000401:mortality / Q000601:surgery*; D006350:Heart Valve Prosthesis; D006801:Humans; D008297:Male; D008875:Middle Aged; D008943:Mitral Valve / Q000601:surgery* / Q000637:transplantation; D011183:Postoperative Complications; D013997:Time Factors; D014184:Transplantation, Homologous
chemical_list: D000925:Anticoagulants