1. Department of Neurosurgery, School of Medicine, Isfahan University of Medical Sciences, Isfahan, Iran.
2. Health Management Research Center, Baqiyatallah University of Medical Sciences, Tehran, Iran.
3. School of Medicine, Isfahan University of Medical Sciences, Isfahan, Iran.
4. Department of Neurosurgery, Ghazvin University of Medical Sciences, Ghazvin, Iran.
5. Department of IT, Shahid Beheshti University, Tehran, Iran.