Raja Zohaib Ghafoor, Sundus Nawaz, Tehreem Zahra, Tehreem Abdul Hakeem. Effect of Smartphone Addiction on Academic Performance; Mediation of Self-Regulation and Bedtime Procrastination. Pakistan Journal of Medical & Health Sciences [Internet]. 2022 Nov. 8 [cited 2024 Nov. 21];16(09):618. Available from: https://mail.pjmhsonline.com/index.php/pjmhs/article/view/2864