1. Department of Radiology, Faculty of Medicine, Mashhad Medical Sciences Islamic Azad University Mashhad Iran
2. Student Research Committee, Faculty of Medicine Mashhad University of Medical Sciences Mashhad Iran
3. Mashhad Medical Sciences Islamic Azad University Mashhad Iran
4. Rheumatic Diseases Research Center Mashhad University of Medical Sciences Mashhad Iran
5. Faculty of Medicine Mashhad University of Medical Sciences Mashhad Iran
6. Department of Radiology, School of Medicine Birjand University of Medical Sciences Birjand Iran