Koutroubakis IE, Malliaraki N, Dimoulios PD, Karmiris K, Castanas E, Kouroumalis EA. Decreased Total and Corrected Antioxidant Capacity in Patients with Inflammatory Bowel Disease. Digestive Diseases and Sciences. 2004 Sep;49(9):1433–7. doi: 10.1023/b:ddas.0000042242.22898.d9.