Greisen SR, Moller HJ, Stengaard-Pedersen K, Hetland ML, Hørslev-Petersen K, Jørgensen A, Hvid M, Deleuran B. Soluble macrophage-derived CD163 is a marker of disease activity and progression in early rheumatoid arthritis. Clin Exp Rheumatol. 2011 Jul;29(4):689–92. PMID: 21813065.