1. Infectious and Tropical Disease Research Center, Health Research Institute Ahvaz Jundishapur University of Medical Sciences Ahvaz Iran
2. Department of Virology School of Medicine Ahvaz Jundishapur University of Medical Sciences Ahvaz Iran
3. Persian Gulf Biomedical Research Center Bushehr University of Medical Sciences Bushehr Iran
4. Cellular and Molecular Research Center Ahvaz Jundishapur University of Medical Sciences Ahvaz Iran
5. Department of Virology, School of Medicine Hamedan University of Medical Sciences Hamedan Iran
6. Department of Biostatistics and Epidemiology, School of Public Health Ahvaz Jundishapur University of Medical Sciences Ahvaz Iran