1. Cardiothoracic Surgery; Liverpool Heart and Chest Hospital; Liverpool UK
2. University of Liverpool; Liverpool UK
3. Liverpool Centre for Cardiovascular Science; Liverpool UK
4. Department of Cardiac Surgery; University Hospital Coventry and Warwickshire; Coventry UK
5. Division of Cardiac Surgery; Northwestern University; Chicago, IL USA
6. High Lane Medical Centre; Stockport UK
7. Academic Cardiovascular Unit; South Tees Hospitals NHS Foundation Trust; Middlesbrough UK
8. Translational and Clinical Research Institute; Newcastle University; Newcastle UK