CLOSED MITRAL VALVOTOMY FOR MITRAL STENOSIS.
D006348:Cardiac Surgical Procedures; D008943:Mitral Valve; D008946:Mitral Valve Stenosis; D011183:Postoperative Complications; D013223:Statistics as Topic; D013903:Thoracic Surgery
HEART SURGERY; MITRAL VALVE STENOSIS; POSTOPERATIVE COMPLICATIONS; STATISTICS