1State Key Laboratory of Infectious Disease Prevention and Control, Collaborative Innovation Center for Diagnosis and Treatment of Infectious Diseases, National Institute for Communicable Disease Control and Prevention, Chinese Center for Disease Control and Prevention, Changping, Beijing, China
2Beijing Key Laboratory of Emerging Infectious Diseases, Institute of Infectious Diseases, Beijing Ditan Hospital, Capital Medical University, Beijing, China
3Faculty of Public Health, Kasetsart University Chalermphrakiat Sakon Nakhon Province Campus, Bangkok, Sakon Nakhon Thailand
4Swine and Poultry Infectious Diseases Research Center, Faculty of Veterinary Medicine, University of Montreal, Montreal, QC Canada
5Departamento de Sanidad Animal, Facultad de Veterinaria and Centro de Vigilancia Sanitaria Veterinaria (VISAVET), Universidad Complutense de Madrid, Madrid, Spain
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