Acknowledgements
A. Shokouhmehr, Diabetes
DIABETES
We would like to thank F. Ziehve, M. Eßer, D. Höhn, D. F. Markgraf, U. Partke, A. Shokouhmehr, J. Leonhard and A. Sparla, all co-workers at the German Diabetes Center (DDZ), for their excellent support.