1. Institute of Cardiovascular Science (P.G.-C., A.C.C.), University College London, United Kingdom.
2. Department of Information and Communications Technologies, Universitat Pompeu Fabra, Barcelona, Spain (P.G.-C., C.Z., C.B., B.B.).
3. Swiss Light Source, Paul Scherrer Institut, Villigen, Switzerland (H.D., A.B., M.S.).
4. Institute for Biomedical Engineering, ETH Zurich, Zurich, Switzerland (H.D., M.S.).
5. Faculty of Electrical Engineering and Computing, University of Zagreb, Zagreb, Croatia (V.B., S.L.).
6. Barcelona Supercomputing Center-Centro Nacional de Supercomputación, Campus Nord Universitat Politecnica de Catalunya, Barcelona, Spain (J.A.-S., M.V.).
7. IIIA-CSIC, Bellaterra, Spain (M.V.).
8. Division of Medicine, Centre for Advanced Biomedical Imaging (L.H.J., D.J.S.), University College London, United Kingdom.
9. Diamond Manchester Imaging Branchline (I13-2), Diamond Lightsource, Oxford, United Kingdom (C.R.).
10. Institución Catalana de Investigación y Estudios Avanzados, Barcelona, Spain (B.B.).