Mitral valvotomy: closed or open?
D001022:Aortic Valve Insufficiency / Q000601:surgery; D001024:Aortic Valve Stenosis / Q000601:surgery; D001281:Atrial Fibrillation / Q000209:etiology; D005500:Follow-Up Studies; D006801:Humans; D008944:Mitral Valve Insufficiency / Q000601:surgery*; D008946:Mitral Valve Stenosis / Q000601:surgery*; D011183:Postoperative Complications / Q000401:mortality