1. Jyväskylä University School of Business and Economics University of Jyväskylä Jyväskylä Finland
2. Labour Institute for Economic Research Helsinki, Finland and IZA Bonn Germany
3. Department of Clinical Chemistry Finnish Cardiovascular Research Center Tampere Finland
4. Faculty of Medicine and Health Technology Tampere University Tampere Finland
5. Centre for Population Health Research University of Turku and Turku University Hospital Turku Finland
6. Research Centre of Applied and Preventive Cardiovascular Medicine University of Turku Turku Finland
7. Department of Clinical Physiology and Nuclear Medicine Turku University Hospital Turku Finland