E Maclean (Presenting Author) – Queen Mary University of London, London, UK; J Yap – St Bartholomew’s Hospital, London, UK; S Kolvekar – St Bartholomew’s Hospital, London, UK; W Lim – St Bartholomew’s Hospital, London, UK; B Saberwal – St Bartholomew’s Hospital, London, UK; G Dhillon – St Bartholomew’s Hospital, London, UK; N Wijesuriya – St Bartholomew’s Hospital, London, UK; N Papageorgiou – St Bartholomew’s Hospital, London, UK; R Hunter – St Bartholomew’s Hospital, London, UK; M Lowe – St Bartholomew’s Hospital, London, UK; P Lambiase – St Bartholomew’s Hospital, London, UK; A Chow – St Bartholomew’s Hospital, London, UK; H Abbas – St Bartholomew’s Hospital, London, UK; R Schilling – St Bartholomew’s Hospital, London, UK; Rowland – St Bartholomew’s Hospital, London, UK; S Ahsan – St Bartholomew’s Hospital, London, UK