DD Meese (Presenting Author) – St Barts Hospital, London, UK; C Butcher – St Barts Hospital, London, UK; M Curtis – St Barts Hospital, London, UK; K Tonelli-St. Ange – St Barts Hospital, London, UK; N Roberts – St Barts Hospital, London, UK; B O’Brien – St Barts Hospital, London, UK; P Lambiase – St Barts Hospital, London, UK