1. University College London, London, UK
2. Barts and the London School of Medicine and Dentistry, London, UK
3. Institute of Clinical Epidemiology and Biometry; Comprehensive Heart Failure Center, University of Würzburg, Würzburg, Germany
4. King’s College London and Guy’s & St. Thomas’ NHS Foundation Trust, London, UK
5. National Institute for Health Research Biomedical Research Centre, King's College London and Guy's and St Thomas' NHS Foundation Trust, London, UK
6. INSERM, Villejuif, France