1. Department of Neuroinflammation UCL Queen Square Institute of Neurology, University College London London UK
2. Department of Brain Repair and Rehabilitation UCL Queen Square Institute of Neurology, University College London London UK
3. Nuffield Department of Clinical Neurosciences John Radcliffe Hospital Oxford UK
4. Bloomsbury Institute for Intensive Care Medicine, Division of Medicine University College London London UK
5. Biomedical Optics Research Laboratory, Department of Medical Physics and Biomedical Engineering University College London London UK
6. School of Physics & Astronomy, University of Glasgow Glasgow UK
7. Department of Chemistry Durham University Durham UK
8. Northern Centre for Cancer Care, Freeman Hospital Newcastle upon Tyne UK
9. Glasgow Biomedical Research Centre Room B3‐19, 120 University Place, University of Glasgow Glasgow UK