“A Comparative Study of Two Techniques for Repairing of Tracheal Defect in Dogs.: أسامة حازم الحياني وعبد الحليم مولود صالح الحسن”. The Iraqi Journal of Veterinary Medicine 43, no. 1 (August 4, 2019): 1–10. Accessed April 28, 2024. https://jcovm.uobaghdad.edu.iq/index.php/Iraqijvm/article/view/462.