Trends in hospitalisation rates for inflammatory bowel disease in western versus newly industrialised countries: a population-based study of countries in the Organisation for Economic Co-operation and Development

J.A. King, F.E. Underwood, N. Panaccione, J. Quan, J.W. Windsor, P.G. Kotze, S.C. Ng, S. Ghosh, P.L. Lakatos, T. Jess, R. Panaccione, C.H. Seow, S. Ben-Horin, J. Burisch, J.-F. Colombel, E.V. Loftus, R. Gearry, J. Halfvarson, G.G. Kaplan