1. Research center for neuromodulation and pain, Shiraz, Iran
2. Student research committee, Shiraz University of Medical Sciences, Shiraz, Iran
3. Trauma Research Center, Shahid Rajaee (Emtiaz) Trauma Hospital, Shiraz University of Medical Sciences, Shiraz, Iran
4. Division of Stroke and Endovascular Neurosurgery, Department of Neurological Surgery, Keck School of Medicine, University of Southern California (USC), Los Angeles, CA, USA