Ashfaq, M., Ali, N., Janjua, A. M., Khan, N. A., Ashgar, M. I., Ullah, K., & Javed, Y. (2021). EARLY MORTALITY & MORBIDITY IN MITRAL VALVE REPLACEMENT WITH TOTAL SUB-VALVULAR APPARATUS PRESERVATION, PARTIAL PRESERVATION AND NO PRESERVATION - A COMPARATIVE STUDY. Pakistan Armed Forces Medical Journal, 70(Suppl-4), S715–20. https://doi.org/10.51253/pafmj.v70iSuppl-4.6006