1. Section Head, Internal Medicine and Cardiology, Air Force Centre of Aerospace Medicine, Fuerstenfeldbruck, Germany
2. Consultant Cardiologist and Electrophysiologist, Central Military Hospital, Koblenz, Germany
3. Consultant Cardiologist and Electrophysiologist, Cardiac Department, John Radcliffe Hospital, Oxford University Hospitals NHS Foundation Trust, Oxford, UK
4. Consultant Cardiologist, Department of Cardiology, Royal Brompton Hospital, London, UK