1. Department of Cerebrovascular Diseases, The Second Affiliated Hospital of Zhengzhou University,Henan,Zhengzhou,China,450001

2. Department of Obstetrics and Gynecology, Shenzhen University General Hospital,Guangdong,Shenzhen,China,518055

3. Institute of Animal Health, Guangdong Academy of Agricultural Sciences, Key Laboratory of Livestock Disease Prevention of Guangdong Province, Scientific Observation and Experiment Station of Veterinary Drugs and Diagnostic Techniques of Guangdong Province, Ministry of Agriculture and Rural Affairs,Guangdong,Guangzhou,China,510640

4. Shenzhen Key Laboratory, Shenzhen University General Hospital,Guangdong,Shenzhen,China,518055

5. Key Laboratory of Zoonose Prevention and Control at Universities of Inner Mongolia Autonomous Region,,, China,Tongliao,Mongolia,028000

6. Central Laboratory, The First Affiliated Hospital of Hebei North University,Hebei,Zhangjiakou,China,075000

7. Department of Neurology, Shenzhen University General Hospital, Shenzhen University,Guangdong,Shenzhen,China,518055

8. Department of Microbiology, Immunology and Infectious Diseases, University of Calgary,, Alberta,Calgary,Canada,T2N 1N4