1. Department of Companion Animals Clinical Sciences, Faculty of Veterinary Medicine, Kasetsart University, Jatujak, Bangkok, 10900, Thailand
2. Department of Clinical Sciences and Public Health, Faculty of Veterinary Science, Mahidol University, Nakhon Pathom, 73170, Thailand
3. Division of Nuclear Medicine, Department of Radiology, Faculty of Medicine, Siriraj Hospital, Mahidol University, Bangkok, 10700, Thailand