1. Department of Women's and Children's Health; Dunedin School of Medicine; University of Otago; Dunedin New Zealand
2. Department of Child Neurology; Medical University of Silesia; Katowice Poland
3. Department of Medical Genetics; Seattle Children's Hospital; Seattle Washington
4. Wessex Regional Genetics Service; Southampton UK
5. Victorian Clinical Genetics Service; Royal Children's Hospital; Melbourne Australia
6. Department of Neurology; Royal Children's Hospital; Murdoch Childrens Research Institute and University of Melbourne; Department of Paediatrics; Melbourne Australia
7. Department of Medical Genetics; Hospital Universitario La Paz; Madrid Spain
8. Hunter Genetics; Newcastle Australia
9. University of Newcastle; GrowUpWell Priority Research Centre; Newcastle UK
10. Department of Pathology; Dunedin School of Medicine; University of Otago; Dunedin New Zealand
11. Department of Laboratories; Seattle Children's Hospital; Seattle Washington