The results of mitral valvotomy in patients over the age of fifty years.
D000367:Age Factors; D000368:Aged; D004562:Electrocardiography; D004617:Embolism / Q000150:complications; D005260:Female; D006326:Heart Auscultation; D006801:Humans; D008297:Male; D008875:Middle Aged; D008943:Mitral Valve / Q000601:surgery*; D008946:Mitral Valve Stenosis / Q000150:complications / Q000601:surgery*; D011183:Postoperative Complications; D012189:Retrospective Studies