Wiwattanawarang N. Single Intra-Articular Platelet-Rich Growth Factor Injection for Knee Osteoarthritis: Is It Effective in Severe Patients?. JseaOrtho [Internet]. 2025 Apr. 21 [cited 2025 Jul. 5];49(2):42-51. Available from: https://www.jseaortho.org/index.php/jsao/article/view/235