1. Department of Pathobiology & Laboratory Sciences, School of Medicine, North Khorasan University of Medical Sciences, Bojnurd, Iran
2. Department of Virology, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran
3. Research Center for Clinical Virology, Tehran University of Medical Sciences, Tehran, Iran
4. Department of Medical Microbiology, Faculty of Medicine Science, Kerman University of Medical Sciences, Kerman, Iran
5. Abadan Faculty of Medical Science, Abadan, Iran