Inter-Center Variation in the Initial Management of Children with Crohn Disease
Kappelman, M; Bousvaros, A; Hyams, J; Markowitz, J; Pfefferkorn, M; Kugathasan, S; Rosh, J; Otley, A; Mack, D; Griffiths, A; Evans, J; Grand, R; Langton, C; Finkelstein, J. Inter-Center Variation in the Initial Management of Children with Crohn Disease. Gastroenterolgy. 2006.