“Histomorphological Structure of The Ultimobronchial Gland In The Indigenous Geese Anser Anser ( Gray Lage Goose).: Fadhil Sabah Mohammed, Ahmed Mahdi Salih AL- Badri”. The Iraqi Journal of Veterinary Medicine 34, no. 2 (December 30, 2010): 45–57. Accessed April 2, 2025. https://jcovm.uobaghdad.edu.iq/index.php/Iraqijvm/article/view/631.