1. Department of Orofacial Pain and Dysfunction, Academic Centre for Dentistry Amsterdam (ACTA) University of Amsterdam and Vrije Universiteit Amsterdam Amsterdam The Netherlands
2. Medical Library Vrije Universiteit Amsterdam The Netherlands
3. Amsterdam University Medical Centres (Amsterdam UMC) Vrije Universiteit Amsterdam, Neurology, Amsterdam Neuroscience Amsterdam The Netherlands
4. Sleep Wake Centre Stichting Epilepsie Instellingen Nederland (SEIN) Heemstede The Netherlands