“Association of Disease Activity Score (DAS 28) With Subsets of Rheumatoid Factor and Anti-Cyclic Citrullinated Peptidesamong -Rheumatoid Arthritis Patients in North India”. 2023. Indian Journal of Experimental Biology (IJEB) 61 (04): 297-302. https://doi.org/10.56042/ijeb.v61i04.175.