1. Research Department; Young Epilepsy; Lingfield Surrey United Kingdom
2. Gillberg Neuropsychiatry Center; University of Gothenburg; Gothenburg Sweden
3. Child Development Centre; Crawley Hospital; Crawley West Sussex United Kingdom
4. Neurosciences Unit; Institute of Child Health; University College London; London United Kingdom
5. Great Ormond Street Hospital for Children NHS Trust; London United Kingdom
6. Muir Maxwell Epilepsy Centre; Edinburgh Neurosciences; The University of Edinburgh; Edinburgh United Kingdom
7. College of Medicine; University of Vermont; Burlington Vermont U.S.A