FIZZA EJAZ JANJUA; SUMIYA AZIM; AMNA RASHEED; FAIZA AMIN. Screen Exposure, Sleep Duration, and Behavioral Problems in School-Aged Children: Empirical Evidence from Pakistan. Pakistan Journal of Positive Psychology, [S. l.], v. 3, n. 6, p. 162–169, 2026. DOI: 10.67785/pjpp.6.307. Disponível em: https://pjpp.org/index.php/pjpp/article/view/307. Acesso em: 30 sep. 2026.