From the Division of Endocrinology (T.J., H.X., B.J.G, B.D.M., K.A.R., J.A.P., P.F.M.), Diabetes and Nutrition, Department of Neurology (J.W.C., N.S.F., H.L., S.J.K.), Division of Rheumatology and Clinical Immunology (M.C.H.), Department of Medicine, Department of Epidemiology and Public Health (M.C.H.), and Institute for Genome Sciences (T.D.O.C.), University of Maryland School of Medicine; VA Maryland Health Care System (J.W.C.); Centre for Medical Informatics (K.R., C.L.M.S.), Usher Institute, University of Edinburgh, United Kingdom; Institute of Biomedicine (T.M.S., C.J.), Department of Laboratory Medicine, Sahlgrenska Academy, University of Gothenburg, Sweden; Department of Neurology (L.T., J.P., D.S., T.T.), Helsinki University Hospital and University of Helsinki, Finland; Department of Molecular and Functional Genomics (V.A., J.L., R.Z.), Geisinger Health System, Danville, PA; LabEx DISTALZ-U1167 (P.A.), RID-AGE-Risk Factors and Molecular Determinants of Aging-Related Diseases, University of Lille; Inserm U1167 (P.A.), Lille; Centre Hospitalier Universitaire Lille (P.A.); Institut Pasteur de Lille (P.A.), France; Department of Epidemiology (N.D.A., M.R.I.), University of Alabama at Birmingham; School of Medicine and Public Health (J.A., E.H.), University of Newcastle and Hunter Medical Research Institute, Australia; Stroke Research Group (S.B., H.S.M.), Department of Clinical Neurosciences, British Heart Foundation Cardiovascular Epidemiology Unit (A.B., J.D.), Department of Public Health and Primary Care, British Heart Foundation Centre of Research Excellence (A.B., J.D.), National Institute for Health Research Blood and Transplant Research Unit in Donor Health and Genomics (A.B., J.D.), University of Cambridge (A.B., J.D.), United Kingdom; Department of Neurology (Q.R.B.), University of British Columbia, Vancouver, Canada; Department of Cerebrovascular Diseases (G.B.B.), Fondazione IRCCS Istituto Neurologico “Carlo Besta,” Milan, Italy; Health Data Research UK Cambridge (A.B., J.D.); Wellcome Genome Campus (A.B., J.D.), Cambridge, United Kingdom; Stroke Pharmacogenomics and Genetics group (J.C.-M., I.F.-C., N.P.T.-A.), Biomedical Research Institute Sant Pau (IIB Sant Pau), Barcelona, Spain; MRC Population Health Research Unit (Z.C., R.G.W.), Nuffield Department of Population Health, University of Oxford, United Kingdom; Nuffield Department of Clinical Neurosciences (P.M.R.), University of Oxford, United Kingdom; DBCVS Research Institute (M.C., G.P.), Department of Pathology and Molecular Medicine, Population Health Research Institute, McMaster University; Thrombosis & Atherosclerosis Research Institute (TaARI) (M.C., G.P.), Hamilton, Ontario, Canada; Departments of Neurology (J.-M.L.) and Psychiatry (C.C.), Washington University School of Medicine, St. Louis, MO; Department of Medicine and Laboratory for Clinical Biochemistry Research (J.P.D.), Department of Medicine, (M.C.), University of Vermont Larner College of Medicine, Burlington, VT; Department of Human Genetics (J.D.), Wellcome Sanger Institute, Hinxton, United Kingdom; University of Bordeaux (S.D., D.-A.T.), Inserm, Bordeux Population Health Research Center, UMR 1219; Department of Neurology (S.D.), Institute for Neurodegenerative Disease, Bordeaux University Hospital, France; Quantitative Medicine and Systems Biology Division (D.J.D.), Translational Genomics Research Institute, An Affiliate of City of Hope, Phoenix, AZ; Laboratory for Clinical Biochemistry Research (J.P.D.), Department of Clinical Sciences (G.E., J.A.S., M.S., D.R.W.), Malmö and Department of Clinical Sciences (A.I., M.S., A.G.L.), Neurology, Lund, Lund University, Sweden; Department of Neurology (C.E., R.S.), Medical University Graz, Austria; Survey Research Center (J.D.F.), Institute for Social Research, University of Michigan, Ann Arbor; Stroke Pharmacogenomics and Genetics (I.F.-C.), Fundacio Docència i Recerca MutuaTerrassa, Spain; Unit of Molecular Epidemiology (C.G.), Institute of Epidemiology (C.G., A.P.), Helmholtz Zentrum München German Research Center for Environmental Health, Neuherberg; Klinik und Poliklinik für Neurologie (A.-K.G.), Kopf- und Neurozentrum, Universitätsklinikum Hamburg-Eppendorf, Germany; Neuroscience Institute (R.P.G., L.R.P.), Saint Francis Medical Center, Trenton, NJ; Department for Biostatistics and Clinical Epidemiology (U.G., ), Charité-University Medical Centre, Berlin, Germany; National Institute for Health and Welfare (A.S.H., V.S.), Helsinki, Finland; Departments of Emergency Medicine and Neurology (L.H.), Washington University School of Medicine, St. Louis, MO; Division of Women’s Health (K.R.), Department of Medicine and Department of Neurology (C.D.A.), Brigham and Women’s Hospital, Harvard Medical School; Department of Epidemiology (J.H.), Harvard T.H. Chan School of Public Health, Boston, MA; Department of Neurology and Rehabilitation Medicine (A.I.), Skane University Hospital, Lund, Sweden; Division of Endocrinology (R.D.J.), Diabetes and Metabolism, Department of Internal Medicine and the Center for Clinical and Translational Science, The Ohio State University, Columbus; Department of Neurology (M.A.J., A.M.T., F.E.d.L.), Radboud University Medical Center, Donders Medical Center for Neuroscience, Nijmegen, the Netherlands; Department of Genetics, Microbiology and Statistics (R.R.J.), Institute of Biomedicine (IBUB), University of Barcelona; Institut de Recerca Sant Joan de Déu (R.R.J.), Esplugues de Llobregat; Centro de investigación biomédica en red (CIBERER) (R.R.J.); Neurovascular Research Group (NEUVAS) (J.J.-C.), Neurology Department, Institut Hospital del Mar d’Investigacio Medica, Universitat Autonoma de Barcelona, Spain; Department of Pharmacotherapy and Translational Research and Center for Pharmacogenomics (J.A.J., C.W.M.), University of Florida, College of Pharmacy; Division of Cardiovascular Medicine (J.A.J.), College of Medicine, University of Florida, Gainesville; Laboratory of Complex Trait Genomics (Y.K.), Graduate School of Frontier Sciences and Department of Cancer Biology (M.K.), Institute of Medical Science, The University of Tokyo, Japan; Department of Epidemiology (S.L.R.K.), School of Public Health, University of Michigan, Ann Arbor; Department of Cancer Biology (M.K.), RIKEN Center for Integrative Medical Sciences (M.K., C.T.), Yokohama, Japan; Department of Medicine (L.L.), University of Colorado Denver, Anschutz Medical Campus, Aurora, CO; Department of Neurosciences, Experimental Neurology (R.L.), VIB Center, For Brain & Disease Research, KU Leuven–University of Leuven; Department of Neurology (R.L.), University Hospitals Leuven, Belgium; John Hunter Hospital (C.R.L.), Hunter Medical Research Institute and University of Newcastle, Newcastle, Australia and Priority Research Centre for Stroke & Brain Injury, University of Newcastle, NSW, Australia; Peking University Health Science Center (L.L.), Department of Epidemiology and Biostatistics, Peking University, Beijing, China; Department of Neurology (S.L., J.F.M., O.A.R.), Mayo Clinic, Jacksonville, FL; Faculty of Health (J.M.), School of Nursing and Midwifery, University of Technology Sydney, NSW, Australia; Department of Neurology (T.M.), Helsinki University Central Hospital, Helsinki, Finland; Institute of Genetic Epidemiology (M.M.-N.), Helmholtz Zentrum München–German Research Center for Environmental Health, Neuherberg; Institute of Medical Biostatistics, Epidemiology and Informatics (IMBEI), University Medical Center, Johannes Gutenberg University Mainz, Germany; Department of Medicine I, Ludwig-Maximilians University Munich, Germany; Department of Medicine (C.C.H.) University of Maryland School of Medicine, Baltimore, MD; Health Research Board Clinical Research Facility (M.O.D.), Geata an Eolais, National University of Ireland, Galway; Department of Neurology (J.P., A.S.), Jagiellonian University, Krakow, Poland; Institute for Medical Information Sciences (A.P.), Biometry and Epidemiology, Ludwig-Maximilians-University, Munich, Germany; Department of Epidemiology (D.R.), Bloomberg School of Public Health, Johns Hopkins University, Baltimore, MD; Psychiatric Genetics Unit (M.R., C.S.-M.), Group of Psychiatry, Mental Health and Addiction, Vall d’Hebron Research Institute (VHIR), Universitat Autònoma de Barcelona; Department of Psychiatry (C.S.-M.), Hospital Universitari Vall d’Hebron, Barcelona; Biomedical Network Research Centre on Mental Health (CIBERSAM) (M.R.), Instituto de Salud Carlos III, Madrid; Department of Genetics (M.R.), Microbiology, and Statistics, Faculty of Biology, Universitat de Barcelona, Spain; McCance Center for Brain Health (J.R., C.D.A.), Massachusetts General Hospital; Center for Genomic Medicine (J.R.), MGH; Department of Neurology (J.R.), MGH, Boston; Program in Medical and Population Genetics (J.R.), Broad Institute, Cambridge, MA; Department of Neurology and Evelin F. McKnight Brain Institute (T.R., R.L.S.), Miller School of Medicine, University of Miami, FL; Institute of Cardiovascular Research (P.S.), Royal Holloway University of London, and Ashford and St. Peters Hospital (P.S.), Surrey, United Kingdom; Group Health Research Institute (N.L.S.), Group Health Cooperative; Department of Epidemiology (N.L.S.), University of Washington; Seattle Epidemiologic Research and Information Center (N.L.S.), VA Office of Research and Development, Seattle, WA; Department of Epidemiology and Population Health (S.W.-S.), Albert Einstein College of Medicine, New York; BHF Data Science Centre (C.L.S.), Health Data Research UK, London, United Kingdom; Department of Neurology (T.T.) and Department of Clinical Genetics and Genomics (C.J.), Region Vastra Gotaland, Sahlgrenska University Hospital; Department of Clinical Neuroscience (T.T.), Institute of Neurosciences and Physiology, Sahlgrenska Academy at University of Gothenburg, Sweden; Stroke Theme (V.T.), Florey Institute of Neuroscience and Mental Health, University of Melbourne; Department of Neurology (V.T.), Austin Health, Heidelberg, Victoria, Australia; Department of Neurology (J.H.V.), University Medical Center Utrecht Brain Center, Utrecht University, the Netherlands; Department of Neurology and Rehabilitation Medicine (D.W.), University of Cincinnati College of Medicine, OH; Departments of Neurology and Public Health Sciences (B.B.W.), University of Virginia School of Medicine, Charlottesville; Section of Neurology (A.G.L.), Skåne University Hospital, Lund, Sweden; Program in Medical and Population Genetics (C.D.A.), Broad Institute of MIT and Harvard, Cambridge, MA; Institute for Stroke and Dementia Research (ISD) (R.M., M.D.), University Hospital, LMU Munich; Munich Cluster for Systems Neurology (SyNergy) (M.D.); German Center for Neurodegenerative Diseases (DZNE) (M.D.), Munich, Germany; Geriatric Research and Education Clinical Center (B.D.M., S.J.K.), Veterans Administration Medical Center, Baltimore, MD.