1. Department of Radiology, Shariati Hospital, Tehran University of Medical Sciences, Tehran, Iran
2. Assistant Professor, Department of Radiology, Shariati Hospital, Tehran University of Medical Sciences, Tehran, Iran
3. Associate Professor, Department of Radiology, Shariati Hospital, Tehran University of Medical Sciences, Tehran, Iran
4. Department of Surgery, Shariati Hospital, Tehran University of Medical Sciences, Tehran, Iran