Diagnostic performance of magnetic resonance enterography disease activity indices compared with a histological reference standard for adult terminal ileal Crohn’s disease: experie... by Kumar, S, Parry, T, Mallett, S, Bhatnagar, G, Plumb, A, Walsh, S, Scott, N, Tandon, R, Chong, H, du Parcq, J, Martinez, A, Moorghen, M, Rodriguez-Justo, M, Halligan, S, Taylor, SA, Travis, S