Ilyas U, Wajida Perveen, Akhtar M, Hashmi R, Amin I, Mehmood Bhatti Z. Extensor lag in patients after total knee arthroplasty with and without pre-operative rehabilitation regime: a short report. J Pak Med Assoc [Internet]. 2022 Apr. 8 [cited 2026 May 21];72(8):1639-41. Available from: https://jpma.org.pk/index.php/public_html/article/view/4697