Iqra Almas*1, Shamsa Younas2, Ume Farwa Moin3, Naheed Fatima4 and Tahreem Islam5. IMPACT OF CELL PHONE USAGE ON ACADEMIC PERFORMANCE, SOCIAL LIFE AND PHYSICAL HEALTH OF STUDENTS: A CASE STUDY OF PUNJAB. Harf-o-Sukhan, v. 5, n. 4, p. 438-451, 31 Dec. 2021.