Gope, Abhishek, et al. “Prevalence of Smart Phone Addiction and Its Association With Sleep Quality Among Medical Students in a Tertiary Care Institute in Gautam Budh Nagar, Uttar Pradesh: A Cross-Sectional Study ”. Indian Journal of Community Health, vol. 38, no. 4, Aug. 2026, https://doi.org/10.47203/IJCH.2026.v38i04.017.