Document Type: Original Article

Authors

1 Infectious Diseases Research Center, Golestan University of Medical Sciences,

2 Department of Microbiology, School of Medicine, Golestan University of Medical Sciences, Gorgan,

3 Infectious Diseases Research Center, AJA University of Medical Sciences,

4 Gastroenterology and Liver Diseases Research Center, Research Institute for Gastroenterology and Liver Diseases, Shahid Beheshti University of Medical Sciences, Tehran,

5 Department of Pathology, School of Veterinary Medicine, Shahrekord University, Shahrekord, Iran,

6 Department of Neurosurgery and Neurology, Westfälische Wilhelms-Universität Münster, Münster, Germany,

7 Shefa Neuroscience Research Center

8 Department of Virology, Pasteur Institute of Iran, Tehran, Iran