1. Institute for Stroke and Dementia Research, University Hospital of Ludwig-Maximilians-University, Munich, Germany (M.K.G., J.B., R.M., M.D.).
2. Graduate School for Systemic Neurosciences, Ludwig-Maximilians-University, Munich, Germany (M.K.G.).
3. Department of Biostatistics and Epidemiology, School of Public Health, Imperial College London, UK (D.G., C.L.M.S.).
4. Centre for Clinical Brain Sciences, University of Edinburgh, UK (K.R.).
5. Stroke Research Group, Department of Clinical Neurosciences, University of Cambridge, UK (M.T.).
6. Center for Genomic Medicine (C.D.A.), Massachusetts General Hospital, Boston.
7. Division of Neurocritical Care and Emergency Neurology, Department of Neurology (C.D.A.), Massachusetts General Hospital, Boston.
8. Program in Medical and Population Genetics, Broad Institute, Cambridge, MA (C.D.A.).
9. Department of Neurology, Radiology, and Biomedical Engineering, Washington University School of Medicine, St Louis, MO (J.-M.L.).
10. Laboratory for Statistical Analysis, RIKEN Center for Integrative Medical Sciences, Yokohama, Japan (Y.K.).
11. Clinical Trial Service Unit and Epidemiological Studies Unit, Nuffield Department of Population Health, University of Oxford, UK (J.C.H.).
12. Departments of Neurology and Public Health Sciences, University of Virginia School of Medicine, Charlottesville (B.B.W.).
13. Munich Cluster for Systems Neurology (SyNergy), Munich, Germany (J.B., M.D.).
14. Institute for Genetics and Molecular Medicine, University of Edinburgh, UK (C.L.M.S.).
15. German Centre for Neurodegenerative Diseases, Munich (M.D.).