Manuaba, Ida Ayu Ratih Wulansari, Sumariyono Sumariyono, and Harry Isbagio. “Correlation of Autoantibodies With the Disease Activity Score 28 and Radiographic Hand Joint Damage in Rheumatoid Arthritis Patients”. Indonesian Journal of Rheumatology 2, no. 1 (February 7, 2018). Accessed March 29, 2024. https://journalrheumatology.or.id/index.php/ijr/article/view/30.