1. Department of Cardiology, Mayo Clinic, 200 First St SW, Rochester, MN 55905, USA
2. Department of Laboratory Medicine and Pathology, Mayo Clinic, 200 First St SW, Rochester, MN 55905, USA
3. Department of Medical Sciences, Uppsala University, Uppsala, Sweden
4. Uppsala Clinical Research Center, Uppsala University, Uppsala, Sweden
5. Medizinische Klinik III, Department of Cardiology, University of Heidelberg, Heidelberg, Germany
6. Department of Cardiology and Cardiovascular Research Institute Basel, University Hospital Basel, Basel, Switzerland
7. Emergency and Trauma Center, Royal Brisbane and Women Hospital, University of Queensland, Australia
8. Department of Clinical Chemistry and Transfusion Medicine, University of Gothenburg, Gothenburg, Sweden
9. Division of Emergency Medicine, Department of Cardiology, Charite-Universitätsmedizin, Berlin, Germany
10. Department of Internal Medicine III—Cardiology and Angiology, Heart Center, Medical University Innsbruck, Innsbruck, Austria
11. Department of Internal Medicine II, Medical University of Vienna, Vienna, Austria
12. Department of Medicine, Cardiology and Intensive Care Medicine, Wilhelminen Hospital, and Sigmund Freud Univeristy Medical School, Vienna, Austria
13. University/BHF Centre for Cardiovascular Science and Usher Institute, University of Edinburgh, Edinburgh, UK
14. Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark