1. Cardiovascular Research Institute Basel (CRIB), Department of Cardiology, and Department of Intensive Care Medicine, University Hospital Basel, University of Basel, Basel, Switzerland, and GREAT Network, Rome, Italy (T.Z.)
2. Cardiovascular Research Institute Basel (CRIB) and Department of Cardiology, University Hospital Basel, University of Basel, Basel, Switzerland, and GREAT Network, Rome, Italy (J.F.L., P.L., P.B., S.S., I.S., M.D., M.K., C.M.)
3. Cardiovascular Research Institute Basel (CRIB) and Department of Cardiology, University Hospital Basel, University of Basel, Basel, Switzerland, GREAT Network, Rome, Italy, and Division of Cardiology, Vancouver General Hospital, University of British Columbia, Vancouver, British Columbia, Canada (T.N.)
4. Cardiovascular Research Institute Basel (CRIB) and Department of Cardiology, University Hospital Basel, University of Basel, Basel, Switzerland, GREAT Network, Rome, Italy, and Heart Institute (InCor), University of São Paulo Medical School, São Paulo, Brazil (D.M.G.)
5. Cardiovascular Research Institute Basel (CRIB) and Department of Cardiology, University Hospital Basel, University of Basel, Basel, Switzerland (V.W., N.G.)
6. GREAT Network, Rome, Italy, and Hospital Clinic, Barcelona, Catalonia, Spain (Ò.M.)
7. GREAT Network, Rome, Italy, and Kantonsspital Luzern, Luzern, Switzerland (M.C.)
8. GREAT Network, Rome, Italy, and Royal Brisbane & Women's Hospital, Herston, Australia (L.C.)
9. GREAT Network, Rome, Italy, and Christchurch Hospital, Christchurch, New Zealand (M.T.)
10. GREAT Network, Rome, Italy, and Servicio de Urgencias, Hospital Clínico San Carlos, Madrid, Spain (F.J.M.)
11. GREAT Network, Rome, Italy, and Emergency Medicine, Department of Medical-Surgery Sciences and Translational Medicine, University Sapienza Rome, Sant’Andrea Hospital, Italy (S.D.S.)
12. GREAT Network, Rome, Italy, and Baylor College of Medicine, Department of Emergency Medicine, Houston, Texas (W.F.P.)
13. Emergency Department, University Hospital Zürich, Zürich, Switzerland (D.I.K.)
14. Department of Orthopedics and Traumatology, University Hospital Basel, University of Basel, Basel, Switzerland (M.B.)
15. Instituto Cardiovascular de Buenos Aires, Buenos Aires, Argentina (J.P.C.)
16. Cardiovascular Research Institute Basel (CRIB), Department of Cardiology, and Department of Internal Medicine, University Hospital Basel, University of Basel, Basel, Switzerland, and GREAT Network, Rome, Italy (T.B.)
17. Department of Emergency Medicine, School of Epidemiology and Public Health, University of Ottawa, Ontario, Canada (V.T.).