DEVELOPMENT AND PSYCHOMETRIC VALIDATION OF A SELF-REPORT QUESTIONNAIRE MEASURING THE NEGATIVE IMPACT OF SOCIAL MEDIA USE ON SELF-ESTEEM AND IMPOSTER AMONG UZBEK YOUTH. Educator Insights: Journal of Teaching Theory and Practice, [S. l.], v. 2, n. 5, p. 269–283, 2026. Disponível em: https://brightmindpublishing.com/index.php/EI/article/view/2665. Acesso em: 31 may. 2026.