Winyuchonharoen, Wiyada, Somporn Techangamsuwan, and Sirilak Disatian Surachetpong. 2018. “Detection of transforming growth factor beta 1 in normal dogs and dogs with degenerative mitral valve disease”. The Thai Journal of Veterinary Medicine 48 (2):289-94. https://he01.tci-thaijo.org/index.php/tjvm/article/view/137882.