1. Mannheim Institute of Public Health, Social and Preventive Medicine, Mannheim Medical Faculty, University of Heidelberg, Mannheim, Germany
2. Clinical Institute of Medical and Chemical Laboratory Diagnostics, Medical University of Graz, Auenbruggerplatz 15, Graz A-8036, Austria
3. Synlab Academy, Mannheim, Germany
4. Department of Angiology, Swiss Cardiovascular Center, Inselspital, University of Bern, Bern, Switzerland
5. Federal Institute for Drugs and Medical Services, Bonn, Germany
6. Division of Clinical Chemistry, University Medical Center Freiburg, Freiburg, Germany
7. Department of Internal Medicine, Division of Endocrinology and Metabolism, Medical University of Graz, Graz, Austria
8. Department of Cardiology, Medical University of Graz, Graz, Austria
9. Specialist Clinic for Rehabilitation PVA Bad Aussee, Bad Aussee, Austria
10. Department of Internal Medicine II – Cardiology, University of Ulm Medical Centre, Ulm, Germany