dos Santos, Ivan Felismino Charas, Maria Jaqueline Mamprim, and Raquel Sartor. “Comparison of Renal Ultrasonographic Characteristics and Measurements Between Puppies and Kittens”. Brazilian Journal of Veterinary Medicine 37, no. 3 (October 4, 2015): 186–192. Accessed April 24, 2025. https://bjvm.org.br/BJVM/article/view/392.