Repeatability and response to therapy of dynamic contrast-enhanced Magnetic Resonance Imaging biomarkers in rheumatoid arthritis in a large multicentre trial setting. by Taylor, P, Waterton, J, Ho, M, Nordenmark, L, Jenkins, M, DiCarlo, J, Guillard, G, Roberts, C, Buonaccorsi, G, Parker, G, Bowes, M, Peterfy, C, Kellner, H