1. Department of Radiology, Loghman-Hakim Hospital, Shahid Beheshti University of Medical Sciences, Tehran, Iran;
2. Department of Clinical Toxicology, Loghman-Hakim Hospital, Shahid Beheshti University of Medical Sciences, Tehran, Iran;
3. Department of Surgery, Loghman-Hakim Hospital, Shahid Beheshti University of Medical Sciences, Tehran, Iran