1. College of Veterinary Medicine, South China Agricultural University, Guangzhou, China
2. Guangdong Provincial Key Laboratory of Prevention and Control for Severe Clinical Animal Diseases, Guangzhou, China
3. Guangdong Technological Engineering Research Center for Pet, Guangzhou, China
4. College of Veterinary Medicine, Inner Mongolia Agricultural University/Key Laboratory of Clinical Diagnosis and Treatment Technologyin Animal Disease, Ministry of Agriculture, Hohhot 010018, China
5. Laboklin Laboratory for Clinical Diagnostics, Guang Zhou 510700, China