1. Medical Doctor, Assistant Professor of Neurosurgery,Department of Neurosurgery, Iran University of Medical Sciences, Tehran, Iran
2. Community medicine, Iran University of Medical Sciences, Tehran, Iran
3. Epidemiology, Department of Epidemiology, School of Public Health, Shahid Beheshti University of Medical Sciences, Tehran, Iran
4. Master of genetics, Ronash, Medical Genetic Center, Tehran, Iran
5. Medical doctor, Resident of neurosurgery, Department of Neurosurgery, Iran University of Medical Sciences, Tehran, Iran