Sarah Abdul Hameed Sahib, Ghassan Mohammad Sulaiman, Huda J. Waheed. Evaluation of the Frequency of  (rs2227981 and rs2282055) Single Nucleotide Polymorphisms in Programmed Cell Death 1 and Its Ligand Genes of Iraqi Patients With Multiple Sclerosis. IJPS [Internet]. 2024 Sep. 15 [cited 2024 Oct. 19];33(3):209-17. Available from: https://bijps.uobaghdad.edu.iq/index.php/bijps/article/view/2847