1. Department of Cardiology, Rigshospitalet; Copenhagen Denmark
2. Baker IDI Heart and Diabetes Research Institute; Melbourne Australia
3. Division of Cardiovascular Diseases, Mayo Clinic and Foundation; Rochester MN USA
4. Cardiovascular Research Foundation; Orangeburg NY USA
5. Department of Internal Medicine, School of Medicine, Wake Forest School of Medicine; Winston-Salem NC USA
6. DC Devices; Boston MA USA
7. National Heart Centre Singapore; Singapore and Duke-National University of Singapore; Singapore
8. Department of Heart Diseases; Medical University and Centre for Heart Diseases, Military Hospital; Wrocław Poland
9. Division of Cardiology, Department of Medicine; Northwestern University Feinberg School of Medicine; Chicago IL USA