Iqbal, M.K., Maqbool, M.F., Majid, A., Tawwab, S., Butt, U.M. and Saleem, I. 2020. CORRELATION OF SYSTOLIC TISSUE VELOCITY WITH LEFT VENTRICULAR DYSFUNCTION IN PATIENTS PRESENTING WITH RHEUMATIC SEVERE MITRAL REGURGITATION. Pakistan Heart Journal. 53, 1 (Apr. 2020). DOI:https://doi.org/10.47144/phj.v53i1.1762.