1. Collaborative Innovation Center for Diagnosis and Treatment of Infectious Diseases, State Key Laboratory for Diagnosis and Treatment of Infectious Diseases, The First Affiliated Hospital, School of Medicine, Zhejiang University, Hangzhou, China
2. Institute of Animal Quarantine, Chinese Academy of Inspection and Quarantine, Beijing, China
3. College of Basic Medical Sciences, Zhejiang Chinese Medical University, Hangzhou, China
4. China Animal Disease Control Center, Beijing, China