ECHOCARDIOGRAPHIC EVALUATION BEFORE AND AFTER SMALL BALLOON PERCUTANEOUS BALLOON MITRAL VALVULOPLASTY IN PATIENTS WITH SEVERE MITRAL STENOSIS[J]. Journal of Sun Yat-sen University (Medical Sciences), 1998, 19(3).
ECHOCARDIOGRAPHIC EVALUATION BEFORE AND AFTER SMALL BALLOON PERCUTANEOUS BALLOON MITRAL VALVULOPLASTY IN PATIENTS WITH SEVERE MITRAL STENOSIS[J]. Journal of Sun Yat-sen University (Medical Sciences), 1998, 19(3).DOI: