Shaimaa Ridha Ali. Qualifying exercises Suggested by using the stable style of Pilates and their effect in relieving the pain of knee joint stiffness. ms [Internet]. 2019 Sep. 30 [cited 2025 Apr. 1];18(3):233-40. Available from: https://jcopew.uobaghdad.edu.iq/index.php/sport/article/view/1481