Affiliation: | aCollege of Veterinary Medicine, Yangzhou University, Yangzhou, P.R. China;bJiangsu Co-innovation Center for Prevention and Control of Important Animal Infectious Diseases and Zoonoses, Yangzhou, P.R. China;cYangzhou University, Yangzhou, P.R. China;dCollege of Animal Science and Technology & College of Veterinary Medicine, Zhejiang A&F University, Hangzhou, P.R. China |