A fifteen-year follow-up study of closed mitral valvuloplasty.
D000328:Adult; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D008943:Mitral Valve / Q000601:surgery*; D008946:Mitral Valve Stenosis / Q000175:diagnosis / Q000601:surgery*; D011379:Prognosis; D013997:Time Factors