1. Duke Clinical Research Institute; Duke University Medical Center; Durham NC 27705 USA
2. Cleveland Clinic Foundation; Cleveland OH USA
3. University of Alberta; Edmonton Canada
4. Ahmanson-UCLA Cardiomyopathy Center; Ronald Reagan UCLA Medical Center; Los Angeles CA USA
5. University Medical Center Groningen; Groningen The Netherlands
6. Institute of Cardiology; University of Brescia; Brescia Italy
7. Western Infirmary; University of Glasgow; Glasgow UK
8. Cardiology Division; Emory University; Atlanta GA USA
9. Stavenger University Hospital; University of Bergen; Bergen Norway
10. San Francisco VA Medical Center; San Francisco CA USA
11. Department of Cardiology; Oslo University Hospital Ulleval; Norway
12. Institute for Clinical Medicine; University of Oslo; Norway
13. University of Otago; Christchurch New Zealand
14. Department of Cardiology, Applied Cachexia Research; Charité Universitätsmedizin; Berlin Germany
15. Centre for Clinical and Basic Research; IRCCS San Raffaele; Rome Italy
16. Duke Translational Medicine Institute; Duke University Medical Center; Durham NC USA