1. Faculty of Veterinary Medicine, Chiang Mai University, Chiang Mai 50100, Thailand
2. Department of Medical Technology, Faculty of Associated Medical Sciences, Chiang Mai University, Chiang Mai 50200, Thailand
3. Research Center of Producing and Development of Products and Innovations for Animal Health and Production, Chiang Mai University, Chiang Mai 50100, Thailand
4. Asian Satellite Campuses Institute, Cambodian Campus, Nagoya University, Nagoya 464-8601, Japan
5. Faculty of Veterinary Medicine, University of Calgary, Calgary, AB T2N 4Z1, Canada
6. Akkhraratchakumari Veterinary College, Walailak University, Nakhon Si Thammarat 80160, Thailand