1. Folkhälsan Institute of Genetics, Folkhälsan Research Center, Helsinki, Finland
2. Division of Nephrology, Department of Medicine, Helsinki University Central Hospital, Helsinki, Finland
3. Department of Physiology, Institute of Biomedicine, University of Kuopio, Kuopio, Finland
4. Kuopio Research Institute of Exercise Medicine, Kuopio, Finland
5. Unit for Sports and Exercise Medicine, Institute of Clinical Medicine, University of Helsinki, Helsinki, Finland