MTHFR Gene Polymorphisms in Iraqi Kurdish Rheumatoid Arthritis Patients: Relation to Methotrexate Response and Toxicity. Iraqi Journal of Science [Internet]. 2022 Dec. 30 [cited 2024 May 11];63(12):5186-9. Available from: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/6533