K. Nasir, U. Shafiq, K. Zarin, S. Tahir, and Fariha ambreen, “EFFECT OF SMARTPHONE USAGE ON REFRACTIVE ERRORS AND OCULAR HEALTH IN TEENAGERS”, IJHR, vol. 2, no. 2 (Health & Rehab), pp. 303–308, Nov. 2024, doi: 10.71000/ijhr144.