Sumathi, D., P. Ramesh, M. Chandrasekar, K. G. Tirumurugaan, and G. V. Sudhakar Rao. 2019. “Ultrasonographic Evaluation of Urinary Tract Affections in Dogs”. International Journal of Livestock Research 9 (10). India:133-38. http://ijlr.org/ojs_journal/index.php/ijlr/article/view/1095.