1. Obesity Research Unit, Research Program for Clinical and Molecular Metabolism, Faculty of Medicine, University of Helsinki, Helsinki, Finland
2. Research Program for Clinical and Molecular Metabolism, Faculty of Medicine, University of Helsinki, Helsinki, Finland
3. Research Unit for Internal Medicine, Faculty of Medicine, University of Oulu, FIN-90220 Oulu, Finland
4. Institute for Molecular Medicine Finland, FIMM, University of Helsinki, Helsinki, Finland
5. Adult Stem Cells Group, Faculty of Medicine and Health Technologies, Tampere University, Tampere, Finland
6. Research, Development and Innovation Center, Tampere University Hospital, Tampere, Finland
7. Tilkka Hospital, Helsinki, Finland
8. Obesity Center, Abdominal Center, Helsinki University Hospital and University of Helsinki, Helsinki, Finland