Thabit, Mohammed, and Salah Mahdi. “Comparative Assessment of Melatonin Implants and Progesterone Hormone Effect on the Testicular Changes in Tomcats”. University of Thi-Qar Journal of agricultural research 14, no. 2 (December 3, 2025): 435–450. Accessed December 12, 2025. https://jam.utq.edu.iq/index.php/main/article/view/614.