1. Roche Diabetes Care GmbH, Mannheim, Germany
2. Research Institute of the Diabetes-Academy Bad Mergentheim (FIDAM), Bad Mergentheim, Germany
3. m&i Fachklink Bad Heilbrunn, Bad Heilbrunn, Germany
4. Hospital Universitari i Politècnic La Fe Valencia, Valencia, Spain
5. Radboud University Medical Center, Nijmegen, The Netherlands
6. Roche Diagnostics International AG, Basel, Switzerland