Michael A. Nauck1, Markus M. Heimesaat2,3, Cathrine Ørskov2,3, Jens J. Holst4,5, R. Ebert4,5, W. Creutzfeldt2,3
1Department of Medicine, Georg-August-Universität, Göttingen, Federal Republic of Germany.
2Division ofGastroenterology and Endocrinology, Department ofMedicine, Georg-August-Universitdt, Gottingen, D-3400
3Federal Republic of Germany; and
4Department ofClinical Chemistry, Rigshospitalet, and
5tDepartment ofMedical Physiology C, Panum Institute, Copenhagen, Denmark