1. Neurogenetics Group, Department of Molecular Genetics, VIB, Antwerp, Belgium,
2. Laboratory of Neurogenetics, Institute Born-Bunge, University of Antwerp, Antwerp, Belgium,
3. Luxembourg Centre for Systems Biomedicine, University of Luxembourg, Esch-sur-Alzette, Luxembourg,
4. Institute for Systems Biology, Seattle, USA,
5. Pediatric Neurology Clinic, Al Obregia Hospital, Bucharest, Romania,
6. Department of Neurology, Pediatric Neurology, Psychiatry, Child and Adolescent Psychiatry, and Neurosurgery, Carol Davila University of Medicine and Pharmacy, Bucharest, Romania,
7. Department of Neuropediatrics, University Medical Center Schleswig-Holstein, Christian Albrechts University, Kiel, Germany,
8. Division of Neurology, The Children's Hospital of Philadelphia, Philadephia, USA,
9. Division of Neurology, Antwerp University Hospital, Antwerp, Belgium and
10. Cambridge Institute for Medical Research, University of Cambridge, Cambridge, UK