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St Charles M, Smith SR, Beardsley R, Fedder DO, Carter-Pokras O, Cross RK.St Charles M, et al. Among authors: cross rk.Inflamm Bowel Dis. 2009 Oct;15(10):1467-75. doi: 10.1002/ibd.20904.Inflamm Bowel Dis. 2009.PMID: 19266574