1. Department of Computer Science, Helsinki Institute for Information Technology HIIT, Aalto University, Helsinki, Finland
2. Faculty of Medicine, Obesity Research Unit, Research Program for Clinical and Molecular Metabolism, University of Helsinki, Helsinki, Finland
3. Folkhälsan Institute of Genetics, Folkhälsan Research Center, Helsinki, Finland
4. Department of Nephrology, University of Helsinki and Helsinki University Central Hospital, Helsinki, Finland
5. Obesity Center, Endocrinology, Abdominal Center, Helsinki University Hospital and University of Helsinki, Helsinki, Finland
6. Department of Gastrointestinal Surgery, Abdominal Center, Helsinki University Hospital and University of Helsinki, Helsinki, Finland