1. Department of Medicine (Cardiovascular Division) Beth Israel Deaconess Medical Center and Harvard Medical School Boston Massachusetts USA
2. Department of Imaging Physics, Magnetic Resonance Systems Lab Delft University of Technology Delft The Netherlands
3. Institute for Biomedical Engineering University and ETH Zurich Zurich Switzerland
4. Cardiovascular Branch, Division of Intramural Research, National Heart, Lung, and Blood Institute National Institutes of Health Bethesda Maryland USA
5. Faculty of Engineering and Physical Sciences University of Leeds Leeds UK
6. Department of Radiology Brigham and Women's Hospital and Harvard Medical School Boston Massachusetts USA