1. Sir Jules Thorn Telemetry Unit, National Hospital for Neurology and Neurosurgery , London WC1N 3BG , UK
2. Department of Clinical and Experimental Epilepsy, UCL Queen Square Institute of Neurology , London WC1N 3BG , UK
3. Chalfont Centre for Epilepsy , Buckinghamshire SL9 0RJ , UK
4. Institute for Environmental Design and Engineering, The Bartlett School of Environment, Energy and Resources, University College London , London WC1H 0NN , UK
5. Department for Environmental Health, Harvard T.H. Chan School of Public Health , Boston, MA 02115 , USA