Ilyas, Umer, Wajida Perveen, Muhammad Akhtar, Riaz Hashmi, Ijaz Amin, and Zahid Mehmood Bhatti. “Extensor Lag in Patients After Total Knee Arthroplasty With and Without Pre-Operative Rehabilitation Regime: A Short Report”. Journal of the Pakistan Medical Association 72, no. 8 (April 8, 2022): 1639–1641. Accessed May 22, 2026. https://jpma.org.pk/index.php/public_html/article/view/4697.