1. Student Research Committee, Shiraz University of Medical Sciences, Shiraz, Iran
2. Department of Biology, Zarghan Branch, Islamic Azad University, Zarghan, Iran
3. Oral and Dental Disease Research Center, Shiraz University of Medical Sciences, Shiraz, Iran
4. Shiraz Institute of Cancer Research, School of Medicine, Shiraz University of Medical Sciences, Shiraz, Iran
5. Department of Otorhinolaryngology, Khalili Hospital, Faculty of Medicine, Shiraz University of Medical Sciences, Shiraz, Iran