1. University of Groningen University Medical Center Groningen Department of Paediatrics Division of Developmental Neurology Groningen the Netherlands
2. University Children's Hospital (UKBB) Basel Switzerland
3. Palliative Care Team for Children and Adolescents Frankfurt Germany
4. Section of Biomagnetism Department of Neurology University of Heidelberg Heidelberg Germany
5. Centre for Child Neurology Frankfurt am Main Germany