Infliximab use in Crohn's disease: impact on health care resources in the UK. por Jewell, D, Satsangi, J, Lobo, A, Probert, C, Forbes, A, Ghosh, S, Shaffer, J, Frenz, M, Drummond, H, Troy, G, Turner, S, Younge, L, Evans, L, Moosa, M, Rodgers-Gray, B, Buchan, S