1. Department of Endocrinology, Diabetes and Metabolism, University Children's Hospital, Ljubljana, Slovenia.
2. Faculty of Medicine, University of Ljubljana, Ljubljana, Slovenia.
3. Jaeb Center for Health Research Foundation, Inc., Tampa, Florida, USA.
4. Department of Pediatrics and Adolescent Medicine, Medical University Graz, Graz, Austria.
5. Division of Endocrinology, Department of Pediatrics, Stanford University, Stanford, California, USA.
6. Faculty of Medicine, Institute of Physiology, University of Ljubljana, Ljubljana, Slovenia.
7. Interdisciplinary Metabolic Medicine Trials Unit, Medical University of Graz, Graz, Austria.