1. Department of Veterinary Medical Science Shandong Vocational Animal Science and Veterinary College Weifang China
2. Research Institute of Effective‐Breeding and Eco‐Feeding of Donkey College of Agronomy Liaocheng University Liaocheng China
3. Academy of Animal Science and Veterinary Medicine Qinghai University Xining China
4. Department of Microbiology, Immunology and Transplantation Laboratory of Clinical and Epidemiological Virology Rega InstituteUniversity of Leuven Leuven Belgium
5. Shandong Binzhou Animal Science and Veterinary Medicine Academy Binzhou China
6. Division of Infection Control and Disease Prevention Graduate School of Agricultural and Life Sciences University of Tokyo Tokyo Japan
7. Gluck Equine Research Center Department of Veterinary Science University of Kentucky Lexington USA