Abdelhalim, N. M., A. F. Samhan, and W. K. Abdelbasset. “Short-Term Impacts of Pulsed Electromagnetic Field Therapy in Middle-Aged university’s Employees With Non-Specific Low Back Pain: A Pilot Study: Pulsed Electromagnetic Field Therapy in Non-Specific Low Back Pain”. Pakistan Journal of Medical Sciences, Vol. 35, no. 4, July 2019, doi:10.12669/pjms.35.4.49.