Nasir Ali Khan (2016) “OUTCOMES OF OFF-PUMP VERSUS ON-PUMP CORONARY ARTERY BYPASS GRAFTING FOR ISCHEMIC HEART DISEASE IN PATIENTS OVER SEVENTY YEARS OF AGE”, Pakistan Armed Forces Medical Journal, 66(SUPPL-1), pp. S143–48. Available at: https://pafmj.org/PAFMJ/article/view/11791 (Accessed: 4 October 2025).