1. School of Medicine, Jiroft University of Medical Sciences, Jiroft, Iran
2. Department of Molecular Medicine, School of Advanced Technologies in Medicine Tehran University of Medical Sciences, Tehran, Iran
3. Department of Medical Physics, School of Medicine, Iran University of Medical Sciences, Tehran, Iran
4. Departments of Medical Physics and Radiology, Faculty of Paramedical Sciences, Kashan University of Medical Sciences, Kashan, Iran
5. Department of Radiologic Technology, Faculty of Paramedicine, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran
6. Radiology and Nuclear Medicine Department, School of Paramedical Sciences, Kermanshah University of Medical Science, Kermanshah, Iran
7. Scientific Research Department, Uniformed Services University of Health Sciences (USUHS), Armed Forces Radiobiology Research Institute (AFRRI), Bethesda, MD, 20889-5603, United States