1. Department of Cardiovascular Medicine, Mayo Clinic, Rochester, Minnesota
2. Department of Cardiology, Alfred Hospital, Melbourne, Victoria, Australia
3. Department of Cardiology, Amsterdam University Medical Centers, Vrije Universiteit Amsterdam, Amsterdam Cardiovascular Sciences, Amsterdam, the Netherlands
4. Division of Cardiology, Department of Medicine, Medical University of South Carolina, Charleston
5. Department of Cardiology, Aarhus University Hospital, Aarhus, Denmark
6. Division of Cardiology, Department of Medicine, Johns Hopkins University, Baltimore, Maryland
7. Department of Health Sciences Research, Mayo Clinic, Jacksonville, Florida
8. Department of Cardiovascular Medicine, Gunma University Graduate School of Medicine, Maebashi, Gunma, Japan
9. Biomedical Research Institute, Faculty of Medicine and Life Sciences, Hasselt University, Hasselt, Belgium
10. Centre for Cardiovascular Diseases, University Hospital Brussels, Jette, Belgium