Affiliation: | 1. West‐German Centre of Diabetes and Health, Düsseldorf Catholic Hospital Group, , Düsseldorf, Germany;2. NutriVista GmbH, , K?ln, Germany;3. Lilly Deutschland GmbH, , Bad Homburg, Germany;4. Post‐Apotheke, , Grevenbroich, Germany;5. Institute for Clinical Biochemistry and Pathobiochemistry, German Diabetes Center, , Düsseldorf, Germany |