1. Division of Emergency Care, Department of Medicine; Helsinki University Central Hospital; PO Box 340 Helsinki 00029 HUS Finland
2. Department of Internal Medicine; University Hospital Zurich; Zurich Switzerland
3. Division of Cardiology, Department of Medicine; Helsinki University Central Hospital; Helsinki Finland
4. Department of Cardiology, A.Z Middelheim Hospital; University of Antwerp; Antwerp Belgium
5. Stavanger University Hospital; Stavanger Norway
6. Institute of Internal Medicine; University of Bergen; Bergen Norway
7. Abt. Kardiologie u. Angiologie, Zentrum Innere Medizin, Med. Hochschule Hannover (MHH); Hannover Germany
8. Stiftung Institut für Herzinfarktforschung an der Universität Heidelberg; Ludwigshafen Germany
9. University Pierre & Marie Curie; Paris VI France
10. Cardiology Department; CHU Pitie Salpetriere; Paris France
11. Department of Cardiology-Planta 1; Hospital Universitario La Paz; Madrid Spain
12. Department of Cardiology; Military Hospital; Wroclaw Poland
13. GVM Hospitals of Care and Research; Cotignola Italy