1. Undergraduate Medical School, College of Medical, Veterinary & Life Sciences University of Glasgow Glasgow UK
2. Division of Neuropathology, Department of Pathology University of British Columbia Vancouver British Columbia Canada
3. West of Scotland Regional Genetics Service Queen Elizabeth University Hospital Glasgow UK
4. Division of Neonatology, Department of Pediatrics University of British Columbia Vancouver British Columbia Canada
5. Department of Medical Genetics University of British Columbia Vancouver British Columbia Canada
6. Clinical Genetics Department Great Ormond Street Hospital London UK