Use of cloth-covered mitral valve prostheses to reduce incidence of embolism.
D000328:Adult; D004617:Embolism / Q000517:prevention & control*; D005500:Follow-Up Studies; D006350:Heart Valve Prosthesis / Q000401:mortality; D006801:Humans; D008875:Middle Aged; D008943:Mitral Valve; D013784:Textiles