Shapri J @ A, Wazir MRWN, Nazarudin MN. THE ASSOCIATION BETWEEN MENTAL TOUGHNESS, COMPETITIVE ANXIETY, GOAL ORIENTATION, AND PERFORMANCE IN SCHOOL ATHLETES: A SYSTEMATIC LITERATURE REVIEW. IJEPC [Internet]. 2026 Mar. 26 [cited 2026 Apr. 2];11(62):1125-52. Available from: https://gaexcellence.com/ijepc/article/view/7237