%0 Journal Article %T Role for Therapeutic Drug Monitoring During Induction Therapy with TNF Antagonists in IBD: Evolution in the Definition and Management of Primary Nonresponse %A Papamichael,, Konstantinos %A Gils,, Ann %A Rutgeerts,, Paul %A Levesque, Barrett, G. %A Vermeire,, Séverine %A Sandborn, William, J. %A Vande Casteele,, Niels %J Inflammatory Bowel Diseases %V 21 %N 1 %@ 1078-0998 %D 2015-01-01 %~ DeepDyve