1. Cardiology and Aortic Centre; Royal Brompton & Harefield NHS Foundation Trust; Imperial College London; London SW3 6NP United Kingdom
2. Department of Internal Medicine, Coronary Heart Disease Centre, State Key Laboratory of Cardiovascular Disease, Fuwai Hospital, National Centre for Cardiovascular Disease; Chinese Academy of Medical Science and Peking Union Medical College; Beijing 100037 China
3. Radiology Department; Royal Brompton & Harefield NHS Foundation Trust; London SW3 6NP United Kingdom