Hashim, Zainab Majeed, and Khalid Abdulhussein Abdulameer. “The Effects of -806 T C and -857 T C Single Nucleotide Polymorphisms in the TNF-α Gene on Rheumatoid Arthritis Severity and Inflammatory Markers”. Al-Rafidain Journal of Medical Sciences ( ISSN 2789-3219 ) 6, no. 1 (February 28, 2024): 188–194. Accessed September 19, 2024. https://alhadhar.com/ajms/index.php/ALRAFIDAIN/article/view/517.