1. Institute of Zoonosis, College of Public Health, Zunyi Medical University, Zunyi, China
2. Key Laboratory of Maternal and Child Health and Exposure Science of Guizhou Higher Education Institutes, Zunyi, China
3. Center for Animal Disease Control and Prevention of Guizhou Province, Guiyang, China
4. China Animal Health and Epidemiology Center, Qingdao, China
5. Center for Animal Disease Control and Prevention of Shanghai City, Shanghai, China