1 Danish Headache Center, Department of Neurology, Rigshospitalet Glostrup, Valdemar Hansens vej 1-23, 2600 Glostrup, Denmark; Center for Protein Research, Copenhagen University, Copenhagen, Denmark. Electronic address: Thomas.Hansen@regionh.dk.
2 Department of Epilepsy Genetics and Personalized Medicine, Danish Epilepsy Centre, Filadelfia, Kolonivej 1, 4293 Dianalund, Denmark; Department of Regional Health Services, University of Southern Denmark, Odense, Denmark. Electronic address: rimo@filadelfia.dk.