Okafor, U.A.C. (2021) “Knowledge and Practice of Proper Ergonomic Posture duringSmartphone use by Undergraduate Students in College ofMedicine University of Lagos, Nigeria”, Nigerian Journal of Orthopaedics and Trauma, 20(1), pp. 1–6. Available at: https://www.njot.org/njot/article/view/37 (Accessed: 27 January 2026).