Aiyaranoi, Kawintra, Nichapart Boonchalaew, Natcha Chawnan, Sukdiphat Chotiku, and Jaruwan Kampa. 2018. “Prevalence of Feline Immunodeficiency Virus & Feline Leukemia Virus in Clinically Healthy Cats in Khon Kaen Province”. The Thai Journal of Veterinary Medicine 48 (1):117-21. https://he01.tci-thaijo.org/index.php/tjvm/article/view/117356.