1. Department of Cardiovascular SurgeryUniversità Campus Bio‐Medico di Roma Rome Italy
2. Department of Cardiac SurgeryUniversity of Genoa Genoa Italy
3. Department of Cardiac SurgeryGolden Jubilee National Hospital Glasgow UK
4. Department of Cardiac Surgery, Glenfirld HospitalUniversity Hospitals of Leicester Leicester UK
5. Thoracic Aortic Aneurysm ServiceLiverpool Heart and Chest Hospital Liverpool UK