TY - JOUR T1 - Incidence of Spondyloarthropathy in Patients with Crohn’s Disease: A Population-based Study JF - The Journal of Rheumatology JO - J Rheumatol SP - 2232 LP - 2232 DO - 10.3899/jrheum.120321.C1 VL - 39 IS - 11 A2 - , Y1 - 2012/11/01 UR - http://www.jrheum.org/content/39/11/2232.abstract N2 - R. Shivashankar, E.V. Loftus Jr, W.J. Tremaine, T. Bongartz, W.S. Harmsen, A.R. … ER -