1. Internal Medicine Clinic III, Saarland University Clinic; Saarland University; Homburg, Saar Germany
2. Department of Cardiology; Paris Saint Joseph Hospital; Paris France
3. Howard Gilman and Schiavone Institutes; State University of New York Downstate Medical Center; New York NY USA
4. Robertson Centre for Biostatistics; University of Glasgow; Glasgow UK
5. Comprehensive Heart Failure Center; University Clinic Würzburg; Würzburg Germany
6. Maria Cecilia Hospital, GVM Care and Research; Ettore Sansavini Health Science Foundation; Cotignola Italy
7. Department of Methodology and Valorisation of Data; International Research Institute Servier; Suresnes France
8. Department of Molecular and Clinical Medicine, Sahlgrenska Academy; University of Gothenburg; Gothenburg Sweden
9. National Heart and Lung Institute; Imperial College London; London UK