AM Adlan (Presenting Author) – Liverpool Heart & Chest Hospital, Liverpool; CM Pearman – Liverpool Heart & Chest Hospital, Liverpool; M Obeidat – Liverpool Heart & Chest Hospital, Liverpool; C Pius – Liverpool Heart & Chest Hospital, Liverpool; A Ajay – Liverpool Heart & Chest Hospital, Liverpool; P Biju – Liverpool Heart & Chest Hospital, Liverpool; S Dalvi – Liverpool Heart & Chest Hospital, Liverpool; P Modi – Liverpool Heart & Chest Hospital, Liverpool; M Hall – Liverpool Heart & Chest Hospital, Liverpool; MJ Wright – Liverpool Heart & Chest Hospital, Liverpool