1. Department of General Pediatrics, Neonatology, and Pediatric Cardiology, Medical Faculty and University Hospital Düsseldorf, Heinrich-Heine-University , Düsseldorf 40225 , Germany
2. Department of General Pediatrics, West German Center for Child and Adolescent Health , partner site Düsseldorf, Düsseldorf 40225 , Germany
3. Department of Medical Genetics, Etlik City Hospital , Ankara, 06170 Turkey
4. Institute of Medical Genetics and Applied Genomics, University of Tübingen , Tübingen 72076 , Germany
5. Department of Pediatric Neurology, Centre for Neuromuscular Disorders, Centre for Translational Neuro- and Behavioral Sciences, University Duisburg-Essen , Essen 45147 , Germany
6. Division of Pediatric Neurology, Department of Pediatrics, Etlik City Hospital , Ankara, 06170 , Turkey
7. Pediatric Pathology Unit, Department of Pediatrics, Hacettepe University , Ankara 06230 , Turkey
8. Institute of Neuropathology, RWTH Aachen University Hospital , Aachen 52074 , Germany
9. Brain and Mind Research Institute, Children’s Hospital of Eastern Ontario Research Institute , Ottawa, ON K1H 8L1 , Canada
10. Department of Neurology, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University , Düsseldorf 40225 , Germany