Shuaib, Jamal Mohammed, Suzan Khalifa Judy, and Omar Saad Ahmed. “Summary of the Research The Effect of Competition Effort on the Circulatory System Response and the Level of Cortisol and Lactic Acid in the Blood for Advanced Wrestlers”. International Journal of Psychosocial Rehabilitation 24, no. 6 (June 30, 2020): 14511–14522. Accessed August 16, 2025. https://www.psychosocial.com/index.php/ijpr/article/view/7905.