1. Oxford Centre for Clinical Magnetic Resonance Research Radcliffe Department of Medicine University of Oxford Oxford United Kingdom
2. Nuffield Department of Surgical Sciences University of Oxford Oxford United Kingdom
3. Department of Imaging Methods Institute of Measurement Science Slovak Academy of Sciences Bratislava Slovakia
4. Institute of Biomedical Engineering University of Oxford Oxford United Kingdom
5. Wolfson Brain Imaging Centre Department of Clinical Neurosciences University of Cambridge Cambridge United Kingdom