Nimra Iftikhar, Yasir Mustafa, Zainab Nasrullah, Aqsa Anwar, Khurram Shahzad, Muhammad Kaleem, Asad Ejaz, Adnan Hashim. “Association Between Physical Activity and the Incidence of Knee Osteoarthritis Among Elderly Individuals- a Cross Sectional Study”. Pakistan Journal of Medical & Health Sciences 17, no. 06 (July 7, 2023): 228. Accessed December 22, 2024. https://mail.pjmhsonline.com/index.php/pjmhs/article/view/5024.