1. Endocrinology Department, Montpellier University Hospital, Montpellier, France.
2. UMR CNRS 5232, University of Montpellier, Montpellier, France.
3. Diabetology, Endocrinology and Nutrition, Jeanne d'Arc Hospital, University Hospital of Nancy, Toul, France.
4. Diabetology Department, Anne de Bretagne Hospital, University Hospital, Rennes, France.
5. Roche Diagnostics Diabetes Care, Meylan, France.
6. Members of the FlexLink Study Group are listed in the Appendix.