1. Infertility Research Center, Shiraz University of Medical Sciences, Shiraz, Iran
2. Department of Obstetrics and Gynecology, Shiraz University of Medical Sciences, Shiraz, Iran
3. Department of Bacteriology and Virology, School of Medicine, Shiraz University of Medical Sciences, Shiraz, Iran
4. Maternal-Fetal Medicine Research Center, Shiraz University of Medical Sciences, Shiraz, Iran
5. Student Research Committee, Shiraz University of Medical Sciences, Shiraz, Iran