1. Section of Endocrinology, Department of Internal Medicine, Amsterdam University Medical Centers, Location VU Medical Center, Amsterdam, The Netherlands
2. Diabetes Center, Department of Internal Medicine, Amsterdam University Medical Centers, Location VU Medical Center, Amsterdam, The Netherlands
3. Department of Nephrology and Hypertension, University Medical Center, Utrecht, The Netherlands
4. Section of Endocrinology, Department of Pediatrics, University of Colorado Denver School of Medicine, Aurora, Colorado
5. Division of Renal Diseases and Hypertension, Department of Medicine, University of Colorado School of Medicine, Aurora, Colorado