Glucagon-like Peptide 1 (GLP-1) Secretion and Plasma Dipeptidyl Peptidase IV (DPP-IV) Activity in Morbidly Obese Patients Undergoing Biliopancreatic Diversion - Lugari, R; Dei Cas, A; Ugolotti, D; Barilli, A L; Camellini, C; Ganzerla, G C; Luciani, A; Salerni, B; Mittenperger, F; Nodari, S; Gnudi, A; Zandomeneghi, R (Hormone and Metabolic Research, 2004)