Visfatin (pre-B cell colony-enhancing factor) gene expression in patients with rheumatoid arthritis. Issue 4 (18th March 2008) - Matsui, H; Tsutsumi, A; Sugihara, M; Suzuki, T; Iwanami, K; Kohno, M; Goto, D; Matsumoto, I; Ito, S; Sumida, T