1. Division of Clinical Neurophysiology; University Children's Hospital Zurich; Zurich Switzerland
2. Children's Research Center; University Children's Hospital Zurich; Zurich Switzerland
3. Department of Clinical Neurophysiology; Danish Epilepsy Center; Dianalund Denmark
4. University of Southern Denmark; Odense Denmark
5. Danish Epilepsy Center; Dianalund Denmark
6. Child Neuropsychiatry Unit; Department of Neuroscience; University of Parma; Parma Italy
7. Child Development Center; University Children's Hospital Zurich; Zurich Switzerland
8. University of Bologna; Bologna Italy
9. Department of Child and Adolescent Psychiatry and Psychotherapy; Psychiatric Hospital; University of Zurich; Zurich Switzerland
10. Danish Epilepsy Center; Filadelfia/University of Copenhagen; Copenhagen Denmark