| Aleksander Kempny | Adult Congenital Heart Centre and National Centre for Pulmonary Hypertension, Royal Brompton Hospital |
| Aleksander Kempny | National Heart and Lung Institute, Imperial College London |
| Michael A Gatzoulis | Adult Congenital Heart Centre and National Centre for Pulmonary Hypertension, Royal Brompton Hospital |
| Michael A Gatzoulis | National Heart and Lung Institute, Imperial College London |