1. From the Institute of Molecular Medicine, McGovern Medical School at The University of Texas Health Science Center at Houston (M.F., X.J.)
2. Department of Neurology, Boston University School of Medicine, MA (C.L.S., S. Seshadri)
3. Icelandic Heart Association, Kópavogur, Iceland (A.V.S., G.E., S. Sigurdsson, V.G.G.)
4. German Center for Neurodegenerative Diseases, Site Rostock/Greifswald, Germany (K.W.)
5. Cardiovascular Health Research Unit (B.M.P., J.C.B., S.R.H.)
6. Department of Epidemiology, University of Michigan School of Public Health, Ann Arbor (J.A.S., S.L.R.K., W.Z.)
7. Division of Public Health Sciences (F.-C.H., J.D.)
8. Center for Neuroimaging, Indiana University School of Medicine, Indianapolis (K.N., S.L.R.)
9. Department of Neurology (E.H., R.S.)
10. Centre for Cognitive Ageing and Cognitive Epidemiology, The University of Edinburgh, United Kingdom (I.J.D., J.M.W., J.M.S., M.d.C.V.-H., M.E.B., N.A.R., S.P.H.)
11. Department of Neurology and Neurosurgery (P.A.N., R.F.G.)
12. Bordeaux Population Health Research Centre U1219, Inserm, France (A.M., G.C., S.D.)
13. Department of Epidemiology (C.M.v.D., H.H.H.A.)
14. Department of Biostatistics, Boston University School of Public Health, MA (A.S.B., A.L.D., Q.Y., S.L.)
15. Institute for Community Medicine (A.T.)
16. Department of Internal Medicine (B.I.F.)
17. Institute of Molecular Biology and Biochemistry (H.S., Y.S.), Medical University of Graz, Austria
18. Department of Medicine (D.M.B., L.R.Y., R.A.M.), Johns Hopkins School of Medicine, Baltimore, MD
19. Department of Radiology, Leiden University Medical Center, the Netherlands (M.A.v.B.)
20. Department of Medicine, The University of Vermont Larner College of Medicine, Burlington (M.C.)
21. Department of Diagnostic Medicine, Dell Medical School at The University of Texas at Austin (R.N.B.)
22. Departments of Radiology and Medical Informatics (W.J.N.)
23. Department of Medicine, The University of Mississippi School of Medicine, Jackson (W.J.N.)
24. Department of Radiology, University of Pennsylvania Perelman School of Medicine, Philadelphia (M.H.)
25. Department of Biochemistry (D.W.B., N.D.P.), Wake Forest School of Medicine, Winston-Salem, NC
26. Department of Epidemiology, The University of Alabama at Birmingham School of Public Health (C.E.L.)
27. Department of Neurology, UC Davis School of Medicine (C.S.D., P.M.), CA
28. Institute of Genetics and Functional Genomics, University of Greifswald, Germany (G.H.)
29. Institute for Diagnostic Radiology and Neuroradiology (S.L.)
30. Department of Biostatistics, University of Washington School of Public Health, Seattle (K.M.R.)
31. Department of Radiology, The University of Texas Southwestern Medical Center, Dallas (J.A.M.)
32. Division of Research, Kaiser Permanente Northern California, Oakland (S. Sidney)
33. Departments of Internal Medicine, Epidemiology, and Clinical Chemistry (A.G.U.)
34. Institute for Clinical Chemistry and Laboratory Medicine (M.N.)
35. Institute for Translational Genomics and Population Sciences, Harbor-UCLA Medical Center, Torrance, CA (J.I.R.)
36. Division of Epidemiology and Community Health, University of Minnesota School of Public Health, Minneapolis (P.J.S.)
37. Human Genetics Center, The University of Texas Health Science Center at Houston School of Public Health (E.B.)
38. Neurodegeneratives Diseases Institute-CNRS UMR 5293 (B.M.), University of Bordeaux, France
39. Department of Neurology (B.v.S.)
40. Population Sciences Branch, National Heart, Lung, and Blood Institute, Bethesda, MD (D.L.)
41. Departments of Radiology and Epidemiology (M.W.V.)
42. Division of Nephrology and Hypertension, Mayo Clinic, Rochester, MN (S.T.T.)
43. Departments of Epidemiology, Radiology and Neurology (M.A.I.), Erasmus University Medical Center, Rotterdam, the Netherlands
44. Department of Psychiatry and Psychotherapy (H.J.G.), University Medicine Greifswald, Germany
45. Departments of Neurology and Epidemiology (W.T.L.), University of Washington, Seattle, WA
46. Laboratory of Epidemiology and Population Science, National Institute on Aging, Bethesda, MD (L.J.L.).