Haidar, MS, MA Razzak, and MM Yasin. “Rheumatoid Arthritis: Pattern and Prevalence of Extra-Articular Manifestations - A Prospective Study”. Journal of Armed Forces Medical College, Bangladesh 8, no. 2 (September 7, 2013): 39–46. Accessed September 25, 2025. https://www.banglajol.info/index.php/JAFMC/article/view/16353.