1. Department of Surgery, Shariati Hospital, Tehran University of Medical Sciences (TUMS), Tehran, Iran
2. Development Association of Clinical Studies (DACS), Student Scientific Research Center (SSRC), Tehran University of Medical Sciences, Tehran, Iran
3. Department of Acupuncture Medicine, Tehran University of Medical Sciences, Tehran, Iran
4. Department of Medicine, Shahid Beheshti Hospital, Kashan University of Medical Sciences (KUMS), Kashan, Iran