1. Department of Cardiology, University Hospital Zurich, Switzerland
2. Mohammed Bin Khalifa Cardiac Centre, Kingdom of Bahrain
3. Royal Brompton and Harefield Hospitals and Imperial College, UK
4. Institute of Clinical Chemistry, University Hospital Zurich, Switzerland
5. Department of Cardiology, Hospital Universitaire de Geneve, Switzerland
6. Department of Cardiology, University Hospital Bern, Switzerland
7. Department of Ambulatory Care and Community Medicine, University of Lausanne, Switzerland
8. Department of General Medicine, University Hospital Bern, Switzerland
9. Institute of Primary Health Care (BIHAM), University of Bern, Switzerland
10. Department of Cardiology, Centre Hospitalier Universitaire Vaudois, Switzerland
11. Center for Molecular Cardiology, University of Zurich, Switzerland