Sahar, Wajeeha, Asita Elengoe, Syeda Aiman Batool, Aqsa Bashir, Ali Shan, and Anjum Jalal. “The Role of Preoperative Breathing Exercises in Reducing Postoperative Respiratory Complications in Coronary Artery Bypass Grafting: A Comparative Review of On-Pump and Off-Pump Techniques”. Pakistan Heart Journal 57, no. 3 (September 30, 2024): 179–187. Accessed November 22, 2024. https://pakheartjournal1.pcs.org.pk/index.php/pk/article/view/2792.