1. Institute of Clinical Genetics and Tumour Genetics Bonn Germany
2. Institute of Human Genetics RWTH Aachen University Hospital Aachen Germany
3. Leibniz‐Institut für Analytische Wissenschaften ‐ ISAS ‐ e.V Dortmund Germany
4. Division of Neuropediatrics and Social Pediatrics Department of Pediatrics RWTH Aachen University Hospital Aachen Germany
5. Institute of Genetic Medicine International Centre for Life, Central Parkway Newcastle upon Tyne UK
6. MitoCare Center Department of Pathology, Anatomy and Cell Biology Thomas Jefferson University Philadelphia PA USA
7. Centre for Social Pediatrics Mechernich Mechernich Germany
8. Department of Neuropediatrics and Muscle Disorders Medical Center ‐ University of Freiburg Faculty of Medicine Freiburg Germany
9. Centro Nacional de Análisis Genómico Center for Genomic Regulation Barcelona Institute of Science and Technology Barcelona Spain
10. Children's Hospital of Eastern Ontario Research Institute University of Ottawa Ottawa ON Canada
11. Division of Neurology Department of Medicine The Ottawa Hospital Ottawa Ontario Canada
12. Department of Clinical Neuroscience University of Cambridge Cambridge UK
13. Institute of Neuropathology RWTH Aachen University Hospital Aachen Germany
14. Department of Neuropediatrics Centre for Neuromuscular Disorders in Children University Hospital Essen University of Duisburg‐Essen Essen Germany