1. Sina Trauma and Surgery Research Center, Tehran University of Medical Sciences, Tehran, Iran
2. Rehabilitation Office, State Welfare Organization of Iran, Tehran, Iran
3. Health Information Management Department, Tehran University of Medical Sciences, Tehran, Iran
4. Research Center for Health Technology Assessment and Medical Informatics, School of Public Health, Shahid Sadoughi University of Medical Sciences, Yazd, Iran
5. Experimental Medicine Research Center, Tehran University of Medical Sciences, Tehran, Iran
6. Department of Orthopedics and Neurosurgery, Rothman Institute, Thomas Jefferson University, Philadelphia, PA, USA
7. Brain and Spinal Cord Injury Research Center, Neuroscience Institute, Tehran University of Medical Sciences, Tehran, Iran
8. Department of Neurosurgery, Shariati Hospital, Tehran University of Medical Sciences, Tehran, Iran
9. Universal Scientific Education and Research Network (USERN), Tehran, Iran
10. Institute of Biochemistry and Biophysics, University of Tehran, Tehran, Iran