Jeong, Da-Woon. “The Effects of the Visual Feedback Short Foot Exercise on Foot Alignment in Adults With Flexible Flatfoot”. International Journal of Psychosocial Rehabilitation 23, no. 1 (September 18, 2024): 220–226. Accessed June 19, 2025. https://www.psychosocial.com/index.php/ijpr/article/view/1556.