Iftikhar, Nadia, et al. “NON-URGENT VISITS TO EMERGENCY DEPARTMENT AND COMPARISON OF URGENCY EVALUATION BETWEEN PATIENTS AND DOCTORS: Non-Urgent Visits And Urgency”. Pakistan Armed Forces Medical Journal, vol. 67, no. 5, Oct. 2017, pp. 726-30, https://pafmj.org/PAFMJ/article/view/905.