E Dooley (Presenting Author) – Barts Heart Centre, London, UK; F Da Silva – Barts Heart Centre, London, UK; A Cambridge – Barts Heart Centre, London, UK; S John – Barts Heart Centre, London, UK; A Chow – Barts Heart Centre, London, UK; M Lowe – Barts Heart Centre, London, UK; M Earley – Barts Heart Centre, London, UK