1. Department of Clinical Genetics Erasmus MC University Medical Center Rotterdam The Netherlands
2. Center for Lysosomal and Metabolic Diseases Erasmus MC University Medical Center Rotterdam The Netherlands
3. Department of Medical Genetics National Taiwan University Hospital Taipei Taiwan
4. Departamento de Genética Médica Instituto Fernandes Figueira (FIOCRUZ) Rio de Janeiro RJ Brazil
5. Department of Pediatrics Baystate Medical Center Springfield Massachusetts
6. Department of Neurology and Department of Veterans Affairs Medical Center University of Pittsburgh Pittsburgh Pennsylvania
7. Division of Genetics and Genomic Medicine, Department of Pediatrics, School of Medicine University of California Irvine California
8. Division of Human Genetics Cincinnati Children's Hospital Medical Center Cincinnati Ohio
9. Sanofi Genzyme Cambridge Massachusetts
10. Sanofi Genzyme Amsterdam The Netherlands
11. Department of Clinical and Experimental Medicine, Reference Center for Rare Neuromuscular Disorders University of Messina Messina Italy
12. Division of Medical Genetics, Department of Pediatrics Duke University Medical Center Durham North Carolina