Suryamin R, Reza F, Pulungan IY. Association Between Fabella and Clinical Factors with Knee Osteoarthritis Severity Based on X-Ray Findings According to the Kellgren-Lawrence Classification at Royal Prima General Hospital Medan. JKM [Internet]. 2026 Jun. 22 [cited 2026 Jul. 22];15(3):68-73. Available from: https://ojs.uph.edu/index.php/MED/article/view/11622