Ndongo, Souhaibou, Abdoulaye Pouye, Emeric Azankpan, Mourtalla M. Ka, and Thérèse Moreira Diop. “Clinical Features of Rheumatoid Arthritis in a Sub-Saharan African Population: A 308 Study Cases in Senegal”. Saudi Journal of Internal Medicine 4, no. 1 (June 30, 2014): 23–28. Accessed October 23, 2021. https://sjim.org.sa/index.php/SJIM/article/view/84.