Institution: | ? Division of Imaging Sciences and Biomedical Engineering, King''s College London British Heart Foundation Centre of Excellence, National Institute of Health Research Biomedical Research Centre at Guy''s and St. Thomas'' NHS Foundation Trust, Wellcome Trust and Engineering and Physical Sciences Research Council Medical Engineering Centre, The Rayne Institute, St. Thomas'' Hospital, London, United Kingdom;† Cardiovascular Division, King''s College London British Heart Foundation Centre of Excellence, National Institute of Health Research Biomedical Research Centre at Guy''s and St. Thomas'' NHS Foundation Trust, Wellcome Trust and Engineering and Physical Sciences Research Council Medical Engineering Centre, The Rayne Institute, St. Thomas'' Hospital, London, United Kingdom;‡ Cardiothoracic Centre, Guy''s and St Thomas'' Hospitals, London, United Kingdom;§ Department of Cardiology, St Thomas'' Hospital, London, United Kingdom |