Ullah, K. et al. 2021. COMPARISON OF CARDIAC TROPONIN-I LEVELS IN POSTOPERATIVE PERIOD OF ON PUMP VERSUS OFF PUMP CORONARY ARTERY BYPASS SURGERY. Pakistan Armed Forces Medical Journal. 70, Suppl-4 (Jan. 2021), S849–54. DOI:https://doi.org/10.51253/pafmj.v70iSuppl-4.6042.