1 Department of Cardiology, Royal Devon and Exeter NHS Foundation Trust, Exeter, UK.
2 Barts BP Centre of Excellence, Barts Heart Centre, St Bartholomew's Hospital, Barts Health NHS Trust, London, UK, William Harvey Research Institute, Centre for Clinical Pharmacology, Barts NIHR Cardiovascular Biomedical Research Centre, Queen Mary University of London, London, UK.
3 Barts BP Centre of Excellence, Barts Heart Centre, St Bartholomew's Hospital, Barts Health NHS Trust, NHS Professor in Cardiovascular Medicine, Barts NIHR Biomedical Research Centre, William Harvey Research Institute, QMUL, Charterhouse Square, London EC1M 6BQ, UK, Centre for Clinical Pharmacology, Barts NIHR Cardiovascular Biomedical Research Centre, Queen Mary University of London, London, UK, Tel: 020 7882 3402; Fax: 020 7882 3408.