Najwa Sh. Ahmad3Rahawy M. A.1 , AL-Timimi, I. H.2 ,. “Analysis of Polymorphism of Melatonin Receptor Type 1A (MTNR1A) Gene, in Iraqi Local Sheep Using PCR-RFLP Technique”. Iraqi journal of biotechnology 15, no. 3 (December 17, 2018). Accessed September 18, 2026. https://jige.uobaghdad.edu.iq/index.php/IJB/article/view/203.