1. Department of Neurosurgery Shiraz University of Medical Sciences Shiraz Iran
2. Shiraz Neurosciences Research Center, Department of Neurosurgery Shiraz University of Medical Sciences Shiraz Iran
3. Department of Neurosurgery, Peymanieh Hospital, Trauma Research Center Jahrom University of Medical Sciences Jahrom Iran
4. Research Center for Neuromodulation and Pain Shiraz University of Medical Sciences Shiraz Iran