Reoperation for mitral stenosis.
D006348:Cardiac Surgical Procedures / Q000401:mortality; D005260:Female; D006352:Heart Ventricles / Q000601:surgery; D006801:Humans; D008297:Male; D008943:Mitral Valve / Q000601:surgery*; D008946:Mitral Valve Stenosis / Q000601:surgery*; D011183:Postoperative Complications; D011379:Prognosis; D013997:Time Factors