1. Centre for Advanced Biomedical Imaging Division of Medicine University College London 72 Huntley Street London WC1E 6DD UK
2. Resonant Circuits Limited 21 Albemarle Street London W1S 4BS UK
3. Cardiff University Brain Research Imaging Centre Maindy Road Cardiff CF24 4HQ UK
4. Victor Horsley Department of Neurosurgery The National Hospital for Neurology and Neurosurgery Queen Square London WC1N 3BG UK
5. Centre for Medical Imaging University College London Charles Bell House, 43‐45 Foley Street London W1W 7TS UK
6. Division of Surgery and Interventional Science University College London Charles Bell House, 43–45 Foley Street London W1W 7JN UK
7. UCL Healthcare Biomagnetics Laboratory University College London 21 Albemarle Street London W1S 4BS UK