1,25-dihydroxyvitamin D3 modulates Th17 polarization and interleukin-22 expression by memory T cells from patients with early rheumatoid arthritis - Colin, E M; Asmawidjaja, P S; van Hamburg, J P; Mus, A M; van Driel, M; Hazes, J M; van Leeuwen, J P; Lubberts, E (Arthritis Rheum, 2010)