1. Department of Neurology, Institute of Neurological SciencesQueen Elizabeth University HospitalGlasgow United Kingdom
2. School of Social and Community MedicineUniversity of BristolBristol United Kingdom
3. Institute of NeuroscienceUniversity of NewcastleNewcastle upon Tyne United Kingdom
4. Department of NeurologyQueen's Medical CentreNottingham United Kingdom
5. Department of Clinical NeurosciencesJohn van Geest Centre for Brain RepairCambridge United Kingdom
6. Reta Lila Weston Laboratories, Department of Molecular NeuroscienceUCL Institute of NeurologyLondon United Kingdom
7. Department of Clinical NeuroscienceUCL Institute of NeurologyLondon United Kingdom
8. Institute of Psychological Medicine and Clinical Neurosciences, MRC Centre for Neuropsychiatric Genetics and GenomicsCardiff UniversityCardiff United Kingdom
9. Department of Molecular NeuroscienceUCL Institute of NeurologyLondon United Kingdom