“The Difference in the Effects of Open Kinetic Chain Exercise and Isometric Exercise on the Quadriceps Muscles in Reducing Pain in Patients With Knee Osteoarthritists With Knee Osteoarthritis”. Jurnal Keterapian Fisik 8, no. 2 (December 17, 2025): 90–96. Accessed December 28, 2025. https://jurnalketerapianfisik.com/index.php/jpt/article/view/490.