ME Taylor (Presenting Author) – Freeman Hospital, Newcastle, UK; SH Chin – Liverpool Heart and Chest Hospital, Liverpool, UK; M Abbas – Freeman Hospital, Newcastle, UK; S Gupta – Freeman Hospital, Newcastle, UK; J Bourke – Freeman Hospital, Newcastle, UK; S Lord – Freeman Hospital, Newcastle, UK; R Martin – Freeman Hospital, Newcastle, UK; S Murray – Freeman Hospital, Newcastle, UK; E Shepherd – Freeman Hospital, Newcastle, UK; D Gupta – Liverpool Heart and Chest Hospital, Liverpool, UK; M Das – Freeman Hospital, Newcastle, UK