Al-Ubaidi, A. H.; Marrof Al-Ani, M.; Al-Bidri, K. Z. Comparism Between Anti-RA33, Anti-CCP Antibodies and Rheumatoid Factor in the Diagnosis of Rheumatoid Arthritis in Iraqi Patients. J Fac Med Baghdad 2013, 55 (1), 64-67. https://doi.org/10.32007/jfacmedbagdad.551672.