1. MRC National Institute for Medical Research, London, UK;
2. Wellcome Trust Sanger Institute, Cambridge, UK;
3. University of Edinburgh, Edinburgh, UK;
4. University of Oxford, Oxford, UK;
5. UCL Institute of Child Health, London, UK;
6. Babraham Institute, Cambridge, UK;
7. King's College, London, UK;
8. MRC Harwell, Oxford, UK;
9. Medical University of Vienna, Vienna, Austria