1. DeFronzo, R. A., Bonadonna, R. C., and Ferrannini, B. E. (1995). Pathogenesis of NIDDM: a precarious balance between insulin action and insulin secretion. In International Textbook of Diabetes Mellitus (K. G. M. M. Alberti, P. Zimmet, R. A. DeFronzo, and H. Keen, Eds.), pp. 569–633. Wiley, Chichester, UK
2. Entero-insular axis;Unger;Arch. Intern. Med.,1969
3. Glucagonlike peptide 1;Holst;Gastroenterology,1994
4. Preserved incretin activity of glucagon-like peptide 1 [7-36 amide] but not of synthetic human gastric inhibitory polypeptide in patients with type-2 diabetes mellitus;Nauck;J. Clin. Invest.,1993
5. Glucagon-like peptide-1;Perfetti;Eur. J. Endocrinol.,2000