Mumtaz, Naveed, et al. “ROLE OF PULSED ELECTROMAGNETIC THERAPY IN THE MANAGEMENT OF BACKACHE: A STUDY CONDUCTED AT ARMED FORCES INSTITUTE OF REHABILITATION MEDICINE, RAWALPINDI: Pulsed Electromagnetic Therapy”. Pakistan Armed Forces Medical Journal, vol. 63, no. 2, June 2014, pp. 339-42, https://pafmj.org/PAFMJ/article/view/851.