A. SINGH, “Correlation of level of expression of Wnt Signaling Pathway Inhibitor Dickkopf-1 with disease activity in Elderly patients of Rheumatoid Arthritis: A cross sectional study”, J. Drug Delivery Ther., vol. 9, no. 1, pp. 348–350, Jan. 2019, doi: 10.22270/jddt.v9i1.2343.