1. Salford Royal NHS Foundation Trust, Manchester, UK;
2. University of Pretoria, Pretoria, South Africa;
3. University of Strasbourg, Hautepierre Hospital, Strasbourg, France;
4. Institute of Medical Genetics and Applied Genomics, Tübingen University, Tübingen, Germany;
5. CENTOGENE AG, Rostock, Germany;
6. CHU and University of Nantes, Nantes, France;
7. Great Ormond St Hospital for Children, London, UK;
8. Sorbonne University, UPMC and Hôpital Pitié-Salpêtrière, Department of Nervous System Diseases, Paris, France;
9. University of Groningen, Groningen, the Netherlands;
10. Federal State Budget Institution, Research Center for Obstetrics, Gynecology and Perinatology, Moscow, Russia;
11. Bambino Gesù Children’s Hospital, Rome, Italy;
12. Charite University Medicine Berlin, Department of Neurology, Berlin, Germany;
13. Münster University Hospital, Münster, Germany;
14. University College London, Institute of Neurology, London, UK;
15. University Federico II Naples, Naples, Italy;
16. Birmingham Women’s Hospital, Birmingham, UK;
17. Birmingham Children’s Hospital, Birmingham, UK;
18. University Clinic for Psychiatry and Psychotherapy, Regensburg University, Regensburg, Germany;
19. Ludwig Maximillian University, Munich, Germany;
20. Paracelus Medical University, Salzburg, Austria;
21. Neurology Unit, Department of Clinical and Experimental Sciences, University of Brescia, Brescia, Italy;
22. University of Zaragoza, IISA, Zaragoza, Spain;
23. Department of Neurodegenerative Diseases, Hertie Institute for Clinical Brain Research, Tübingen, Germany;
24. German Center for Neurodegenerative Diseases (DZNE), Tübingen, Germany;
25. University of Leipzig, Department of Neurology, Leipzig, Germany;
26. Hacettepe University Children’s Hospital, Ankara, Turkey;
27. CHU Strasburg, Strasburg, France;
28. Royal Melbourne Hospital, Melbourne, Australia;
29. Actelion Pharmaceuticals Ltd, Allschwil, Switzerland