SANGEETA SINGH. Exploring Upper Limb Discomfort due to Smartphone Usage and Internet Addiction across age groups: A Scientific Exploration. Journal of Informatics Education and Research, [S. l.], v. 5, n. 2, 2025. DOI: 10.52783/jier.v5i2.2487. Disponível em: https://jier.org/index.php/journal/article/view/2487. Acesso em: 14 mar. 2026.