1. University Medical Center Groningen, Department of Cardiology; University of Groningen; Hanzeplein 1 9700RB Groningen
2. Department of Cardiology and Pneumology, Heart Center; University of Göttingen; Göttingen Germany
3. German Center for Cardiovascular Research (DZHK)
4. UMR-S 942; Université Paris Diderot; Hôpital Lariboisière, Cardiology Department, Assistance Publique Hôpitaux de Paris; Paris France
5. Cardiovascular Institute, University of Manchester; Manchester UK
6. University of California San Diego and Veterans Affairs Medical Center; San Digo CA USA
7. Department of Cardiology; Medical University Graz; Graz Austria
8. Ludwig Boltzmann-Institute for Translational Heart Failure Research; Graz Austria