Goadsby Peter J
From the Headache Group, NIHR-Wellcome Trust Clinical Research Facility, King's College London, UK; and Department of Neurology, University of California, San Francisco.
Neurology. 2014 Apr 22;82(16):1388-9. doi: 10.1212/WNL.0000000000000349. Epub 2014 Mar 26.