Ogbu KI, Ochai SO, Danladi MMA, Abdullateef MH, Agwu EO, and Gyengdeng JG. 2017. “A Review of Neonatal Mortality in Dogs”. International Journal of Life Sciences 4 (4). India:451-60. https://ijlsci.in/ls/index.php/home/article/view/1330.