Ozkaya, Hilal, Meryem Serdar, Huseyin Acar, Selma Pekgor, and Secil Gunher Arica. “Evaluation of the frequency/Addiction of Smartphone Use and Its Effect on Sleep Quality in University Students”. Annals of Medical Research 27, no. 2 (May 25, 2021): 0657–0663. Accessed July 22, 2024. http://annalsmedres.org/index.php/aomr/article/view/603.