1. Department of Preventive Medicine; Northwestern University Feinberg School of Medicine; 680 North Lake Shore Drive, Suite 1400 Chicago IL 60611 USA
2. University of Glasgow; Glasgow Scotland UK
3. Italian Association of Hospital Cardiologists (ANMCO) Research Centre; Florence Italy
4. Wallenberg Laboratory for Cardiovascular Research; Gothenburg University; Gothenburg Sweden
5. Oslo University Hospital; Oslo Norway
6. Maria Cecilia Hospital, CVM Care and Research, E.S. Health Science Foundation; Cotignola Italy