Muhammad Bilal, Ansar Ullah, and Saima Khattak. “Efficacy of Rituximab in Patients With Rheumatoid Arthritis”. Journal of the Pakistan Medical Association 72, no. 5 (May 10, 2022): 839–842. Accessed May 20, 2026. https://jpma.org.pk/index.php/public_html/article/view/1373.