1. Department of Immunology, Faculty of Medicine, Dezful University of Medical Sciences, Dezful, Iran
2. Sherkat Pegah Khoozestan, Dezful, Iran
3. Tehran Chemie Pharmaceutical Company, Tehran, Iran
4. Department of Immunology, School of Medicine, Kerman University of Medical Sciences, Kerman, Iran
5. Department of Microbiology, Azad University, Boroujerd, Iran
6. Department of Microbiology, Azad University, Arak, Iran
7. Department of Internal Medicine, School of Medicine, Dezful University of Medical Sciences, Dezful, Iran