1. National Center for Epilepsy; Oslo University Hospital; University of Oslo; Oslo Norway
2. Norwegian Institute of Public Health; Oslo Norway
3. Faculty of Medicine; Institute of Clinical Medicine; University of Oslo; Oslo Norway
4. Department of Global Public Health and Primary Care; University of Bergen; Bergen Norway
5. Muir Maxwell Epilepsy Centre; University of Edinburgh; Edinburgh United Kingdom
6. Royal Hospital for Sick Children; Edinburgh United Kingdom