Park, Kun-Woo, and Seung-Yong Kim. “Effects of Combined Exercise Program on Body Composition, Lipid and Cortisol Levels in Blood Among Middle School Students With Intellectual Disability”. International Journal of Online and Biomedical Engineering (iJOE) 16, no. 13 (November 17, 2020): pp. 82–98. Accessed May 2, 2024. https://online-journals.org/index.php/i-joe/article/view/18723.