1. Cardiovascular Research Institute Basel and Department of Cardiology, University Hospital Basel University of Basel, Switzerland
2. GREAT Network, Rome, Italy
3. Department of Internal Medicine, University Hospital Basel University of Basel, Switzerland
4. Christchurch Hospital, Christchurch, New Zealand
5. 2nd Department of Cardiology, Medical University of Silesia, Zabrze, Poland
6. Emergency Department, Hospital Clinic, Barcelona, Catalonia, Spain
7. Emergency Department, Hospital Clínico San Carlos, Madrid, Spain
8. Department of Emergency Medicine, Hospital of Liestal, Switzerland
9. Department of Emergency Care, Lucerne General Hospital, Lucerne, Switzerland
10. Emergency Medicine, Department of Medical‐Surgery Sciences and Translational Medicine, Sant'Andrea Hospital University Sapienza Rome, Rome, Italy
11. Department of Emergency Medicine, Baylor College of Medicine, Houston, TX
12. Royal Brisbane and Women's Hospital, Herston, Australia
13. Emergency Department, Hôpitaux Universitaires de Genève, Switzerland
14. Department of General and Interventional Cardiology, Hamburg University Heart Center, Hamburg, Germany
15. Laboratory Medicine, University Hospital Basel University of Basel, Switzerland
16. Emergency Department, University Hospital Zurich, Zurich, Switzerland
17. Department of Internal Medicine, Hospital of Lachen, Switzerland
18. Department of Hematology, University Hospital Basel University of Basel, Switzerland
19. Blood Transfusion Centre, Swiss Red Cross, Basel, Switzerland