1. Experimental Medicine Research Center, Tehran University of Medical Sciences, Tehran, Iran
2. Brain and Spinal Cord Injury Research Center, Neuroscience Institute, Tehran University of Medical Sciences, Tehran, Iran
3. Department of Surgery, Section of Plastic and Reconstructive Surgery, University of Michigan, USA
4. Department of Neurological Surgery, Mayo Clinic Rochester, USA
5. Chronic Diseases Research Center, Endocrinology and Metabolism Population Sciences Institute, Tehran University of Medical Sciences, Tehran, Iran
6. Department of Pathology, Dr. Shariati Hospital, Tehran University of Medical Sciences, Tehran, Iran
7. Department of Neurology, University of Massachusetts School of Medicine, Worcester, MA
8. Department of Pharmacology, Faculty of Medicine, Tehran University of Medical Sciences, Tehran, Iran