Abdumutalov Doniyor Shavkat o'g'li,Madaminova Durdona Mo’minovna. “HOW DOES EXPOSURE TO SCREEN TIME—ESPECIALLY BEFORE BEDTIME—AFFECT SLEEP PATTERNS, SLEEP QUALITY, AND POTENTIAL MELATONIN-RELATED SYMPTOMS IN TEENAGERS?”. Ethiopian International Journal of Multidisciplinary Research, vol. 12, no. 10, Oct. 2025, pp. 288-94, https://eijmr.org/index.php/eijmr/article/view/3697.