1 Department for Clinical and Movement Neuroscience, UCL Queen Square Institute of Neurology, University College London, London, UK.
2 Wellcome Centre for Integrative Neuroimaging, FMRIB, Nuffield Department of Clinical Neuroscience, University of Oxford, Oxford, UK; Neuroimaging Center (NIC), Johannes Gutenberg University Medical Center, Mainz, Germany.
3 Department of Medical Physics and Biomedical Engineering, University College London, London, UK; Wellcome/EPSRC Centre for Interventional & Surgical Sciences (WEISS), University College London, London, UK.
4 Department for Clinical and Movement Neuroscience, UCL Queen Square Institute of Neurology, University College London, London, UK; Wellcome Centre for Human Neuroimaging, UCL Queen Square Institute of Neurology, University College London, London, UK.
5 Wellcome Centre for Integrative Neuroimaging, FMRIB, Nuffield Department of Clinical Neuroscience, University of Oxford, Oxford, UK; MRC Brain Network Dynamics Unit, University of Oxford, Oxford, UK.
6 Department of Medical Physics and Biomedical Engineering, University College London, London, UK. Electronic address: b.treeby@ucl.ac.uk.