E Maclean (Presenting Author) – St Bartholomew’s Hospital, London; R Simon – St Bartholomew’s Hospital, London; R Ang – St Bartholomew’s Hospital, London; G Dhillon – St. Bartholomew’s Hospital, London; S Ahsan – St. Bartholomew’s Hospital, London; F Khan – St Bartholomew’s Hospital, London; M Earley – St Bartholomew’s Hospital, London; PD Lambiase – St Bartholomew’s Hospital, London; J Rosengarten – St Bartholomew’s Hospital, London; A Chow – St Bartholomew’s Hospital, London; M Dhinoja – St Bartholomew’s Hospital, London; R Providencia – St Bartholomew’s Hospital, London; V Markides – Royal Brompton Hospital, London; T Wong – Royal Brompton Hospital, London; RJ Hunter – St Bartholomew’s Hospital, London; JM Behar – Royal Brompton Hospital, London