Raed Issa Hassan Al-Khadour 2025. Effect of Using Emotion Regulation Strategies to Support Psychological Immunity and Overcome Post-Defeat Symptoms in Sports Competitions for Junior Football in The State of Palestine. Journal of Arts, Literature, Humanities and Social Sciences. 118 (Mar. 2025), 48-68. DOI:https://doi.org/10.33193/JALHSS.118.2025.1370.