1. Central Michigan University College of Medicine Mt. Pleasant Michigan USA
2. Department of Endocrinology Duke University Durham North Carolina USA
3. Department of Endocrinology, Diabetology and Metabolism Lille University Hospital Lille France
4. Center Regional Hospital University of Lille Lille France
5. European Genomic Institute for Diabetes University School of Medicine Lille France
6. Duke University School of Medicine Durham North Carolina USA
7. Department of Ophthalmology Duke University Durham North Carolina USA