Fuhad, Aslinda, Zarina Zahari, Norhidayah Sadio, and Pi Peng Lin. “Reliability of the Malay Version of the KOOS Patellofemoral Pain and Subscale (KOOS-PF)”. Environment-Behaviour Proceedings Journal 8, no. 26 (October 29, 2023): 239–246. Accessed February 24, 2024. https://ebpj.e-iph.co.uk/index.php/EBProceedings/article/view/5128.