1. Department of Pediatrics, Division of Child Neurology, Weill Cornell Medical College NewYork‐Presbyterian Hospital New York New York USA
2. Department of Neurology, Harvard Medical School Massachusetts General Hospital Boston Massachusetts USA
3. Division of Neurogenetics and The Moser Center for Leukodystrophies Kennedy Krieger Institute, Johns Hopkins University Baltimore Maryland USA
4. Division of Neurology, Perelman School of Medicine at the University of Pennsylvania Children's Hospital of Philadelphia Philadelphia Pennsylvania USA
5. Department of Neurology, Stanford University School of Medicine Lucile Packard Children's Hospital Stanford California USA
6. Department of Pediatrics Duke University School of Medicine, Duke Children's Hospital and Health Center Durham North Carolina USA
7. Department of Pediatrics, Division of Genetics and Metabolism University of Florida College of Medicine, University of Florida Health Shands Children's Hospital Gainesville Florida USA
8. Department of Pediatrics, Division of Bone Marrow Transplantation University of Minnesota Children's Hospital Minneapolis Minnesota USA
9. Department of Pediatrics, Division of Endocrinology & Diabetes Children's Hospital at Montefiore Bronx New York USA
10. Newborn Screening Program NY State Department of Health New York New York USA
11. Aidan Jack Seeger Foundation Brooklyn New York USA
12. Department of Pediatric Neurology Emma Children's Hospital, Amsterdam University Medical Centers Amsterdam The Netherlands