Kumar, Pawan, Baldev R. Gulati, Aman Deep, Rajesh Kumar, Niharika Mohanty, Taruna Anand, and P. S. Yadav. 2013. “Gross Anatomy, Histomorphology and Histochemistry of Equine Umbilical Cord”. Indian Journal of Veterinary Anatomy 25 (2). https://epubs.icar.org.in/index.php/IJVA/article/view/35413.