L O’Neill (Presenting Author) – King’s College London, London; I Sim – King’s College London, London; D O’Hare – King’s College London, London; J Whitaker – King’s College London, London; RK Mukherjee – King’s College London, London; C Roney – King’s College London, London; O Razeghi – King’s College London, London; S Niederer – King’s College London, London; H Alam – Guy’s and St Thomas’ NHS Foundation Trust, London; E Rosenthal – Guy’s and St Thomas’ NHS Foundation Trust, London; M Jones – Guy’s and St Thomas’ NHS Foundation Trust, London; M Wright – King’s College London, London; A Frigiola – King’s College London, London; V Ezzat – Bart’s Heart Centre, London; M O’Neill – King’s College London, London; SE Williams – King’s College London, London