1. Department of Cardiology Oxford University Hospitals NHS Foundation Trust Oxford UK
2. Faculty of Medicine University of Southampton Southampton UK
3. Department of Cardiology University Hospitals Southampton Southampton UK
4. Department of Engineering Science Institute of Biomedical Engineering University of Oxford Oxford UK
5. Department of Cardiology East Suffolk and North Essex NHS Foundation Trust Colchester UK
6. Department of Cardiology Northumbria Healthcare NHS Foundation Trust Wansbeck UK
7. Department of Cardiology University Hospitals Dorset NHS Foundation Trust Bournemouth UK
8. Department of Cardiology Barts Health NHS Trust London UK
9. Scottish National Advanced Heart Failure Service Golden Jubilee National Hospital Glasgow UK
10. Department of Cardiology Worcestershire Royal Hospital Worcester UK
11. Department of Cardiology St George's University Hospitals NHS Foundation Trust London UK
12. Department of Cardiology Milton Keynes University Hospital Milton Keynes UK