1. Department of Microbiology, Airforce Medical University (Fourth Military Medical University), Xi’an, Shaanxi, China
2. Department of Neurology, Xi’an International Medical Center Hospital, Xi’an, Shaanxi, China
3. State Key Laboratory of Pathogen and Biosecurity, Beijing Institute of Microbiology and Epidemiology, AMMS, Beijing, China
4. Department of Oral and Maxillofacial Surgery, State Key Laboratory of Military Stomatology, National Clinical Research Center for Oral Diseases, Shaanxi Key Laboratory of Stomatology, School of Stomatology, Airforce Medical University (Fourth Military Medical University), Xi’an, Shaanxi, China
5. Key Laboratory of Resources Biology and Biotechnology in Western China, Ministry of Education, College of Life Sciences, Northwest University, Xi’an, Shaanxi, China
6. Department of Pathogenic Biology, School of Preclinical Medicine, Yan’an University, Yan’an, Shaanxi, China
7. Department of Infectious Diseases, Tangdu Hospital, Airforce Medical University (Fourth Military Medical University), Xi’an, Shaanxi, China