Guo, Rui, Yifeng Gu, and Lanjuan Li. 2023. “The Development History of Germfree Animal Model and Its Application in the Study of Microbiota-Related Diseases”. The Thai Journal of Veterinary Medicine 53 (1):1-13. https://he01.tci-thaijo.org/index.php/tjvm/article/view/262173.