1. Radiation Oncology Research Center (RORC), Cancer Institute Tehran University of Medical Sciences Tehran Iran
2. School of Medicine Tehran University of Medical Sciences Tehran Iran
3. Department of Public Health Sciences Division of Biostatistics, University of Miami Miller School of Medicine Miami Florida USA
4. Department of Radiology, Imam Khomeini Hospital Complex Tehran University of Medical Sciences Tehran Iran
5. Brain and spinal cord injury research center, Neuroscience Institute Tehran University of Medical Sciences Tehran Iran
6. Department of Radiation Oncology, Cancer Institute, Imam Khomeini Hospital Complex Tehran University of Medical Sciences Tehran Iran
7. Advanced Radiation Oncology Department Sacro Cuore Don Calabria Hospital Negrar Veneto Italy