Haidar, M., Razzak, M. and Yasin, M. 2013. Rheumatoid Arthritis: Pattern and Prevalence of Extra-Articular Manifestations - A Prospective Study. Journal of Armed Forces Medical College, Bangladesh. 8, 2 (Sep. 2013), 39–46. DOI:https://doi.org/10.3329/jafmc.v8i2.16353.