1. Department of Neurology, Donders Institute for Brain, Cognition and Behavior, Radboud University Medical Center, 6525 GA Nijmegen, The Netherlands
2. Translational Metabolic Laboratory, Department Laboratory Medicine, Radboud University Medical Center, 6525 GA Nijmegen, The Netherlands
3. Zebrafish Centre for Advanced Drug Discovery & Keenan Research Centre for Biomedical Science, Li Ka Shing Knowledge Institute, St Michael’s Hospital, Toronto, ON, Canada
4. Department of Medicine, Physiology & Institute of Medical Science, Faculty of Medicine, University of Toronto, ON, Canada
5. Division of Laboratory Genetics, Department of Laboratory Medicine and Pathology, Mayo Clinic, Rochester, MN, USA
6. Department of Pediatrics and Adolescent Medicine, First Faculty of Medicine, Charles University and General University Hospital in Prague, Prague, Czech Republic
7. CNRS-UMR 8576, Structural and Functional Glycobiology Unit, FRABIO, University of Lille, 59655 Villeneuve d’Ascq, France
8. Department of Genetics, University Medical Center Utrecht, Utrecht, The Netherlands
9. Department of Human Genetics, Radboud University Medical Center, 6525 GA Nijmegen, The Netherlands
10. Department of Tumor Immunology, Radboud University Medical Center, 6525 GA Nijmegen, The Netherlands
11. Center for Molecular and Biomolecular Informatics, Radboud Institute for Molecular Life Sciences, Radboud University Medical Center, 6525 GA Nijmegen, The Netherlands
12. NIZO, 6710 BA Ede, The Netherlands
13. Radboud Center for Mitochondrial Disorders, Translational Metabolic Laboratory, Department of Pediatrics, Radboud University Medical Center, 6525 GA Nijmegen, The Netherlands
14. Department of Pediatrics, Radboud University Medical Center, 6525 GA Nijmegen, The Netherlands
15. Division of Metabolic Diseases, Beatrix Children’s Hospital, University Medical Center Groningen, PO BOX 30.001, 9700 RB Groningen, The Netherlands
16. Department of Clinical Chemistry, VU University Medical Center, Amsterdam, The Netherlands
17. Centre for Inherited Metabolic Disease, Evelina Children's Hospital, Guys and St Thomas NHS Foundation Trust, London SE1 7EH, UK
18. Department of Enzymology and Cellular Function, Institute of Child Health, Athens, Greece
19. Department of Metabolic Diseases, University Medical Center Utrecht, Utrecht, The Netherlands
20. Department of Clinical Genetics, VU University Medical Center, Amsterdam, The Netherlands
21. Genetics and Rare Diseases Research Division, Bambino Gesù Children's Research Hospital, Rome, Italy
22. Department of Medical Biochemistry, Oslo University Hospital, and Faculty of Medicine, Institute of Clinical Medicine, University of Oslo, Oslo, Norway
23. Department of Child Neurology, University Hospital Stavanger, Stavanger, Norway
24. Department of Paediatrics, Tawam Hospital, Al-Ain, UAE
25. King Abdullah International Medical Research Centre, King Saud bin Abdul Aziz University for Health Sciences, Division of Genetics, Department of Pediatrics, King Abdullah Specialized Children Hospital, King Abdul Aziz Medical City, Ministry of National Guard-Health Affairs (NGHA), Riyadh, Saudi Arabia
26. NSW Biochemical Genetics Service, The Children's Hospital at Westmead, Disciplines of Genetic Medicine & Child and Adolescent Health, The University of Sydney, NSW 2145, Australia
27. Department of Child Health, University Hospital of Wales, Cardiff, UK