Comparative Effect of Burst Transcutaneous Electrical Nerve Stimulation (Tens) Versus Interferential Therapy (Ift) Along With Exercise In Reducing Pain and Functional Impairtment in Subjects with Knee Osteoarthritis. IJPOT [Internet]. 2020 Jul. 22 [cited 2026 May 23];14(3):115-20. Available from: https://medicopublication.com/index.php/ijpot/article/view/9679