1. Department of Molecular and Clinical Medicine, Sahlgrenska Academy; University of Gothenburg; Goteborg Sweden
2. Department of Medicine; State University of New York Downstate Medical Center; Brooklyn and New York NY USA
3. Universitatskliniken des Saarlandes, Klinik fur Innere Medizin III; Homburg/Saar Germany
4. Department of Cardiology, Rigshospitalet; Copenhagen University Hospital; Denmark
5. Department of Cardiology; University Pierre et Marie Curie Paris VI, La Pitie-Salpetriere Hospital; Paris France
6. Robertson Centre for Biostatistics; University of Glasgow; Glasgow UK
7. Department of Experimental and Applied Medicine, Section of Cardiovascular Diseases; University of Brescia; Italy
8. Maria Cecilia Hospital-GVM Care and Research; Ettore Sansavini Health Science Foundation; Cotignola Italy