Iwasaki, Masao, Franklin de Almeida Sterman, and Sonia da Silva Crochik. “Vesical Calculi in Dogs: A Radiographic Study”. Brazilian Journal of Veterinary Research and Animal Science 34, no. 1 (February 1, 1997): 12–15. Accessed April 27, 2024. https://www.revistas.usp.br/bjvras/article/view/50230.