[1] Univ Kentucky, Dept Pathol, Div Neuropathol, Sanders Brown Ctr Aging, Lexington, KY 40536 USA
[2] Univ Kentucky, Lexington, KY 40536 USA
[3] Univ Penn, Philadelphia, PA 19104 USA
[4] Univ Washington, Seattle, WA 98195 USA
[5] Mayo Clin, Rochester, MN USA
[6] Univ Calif Irvine, Irvine, CA USA
[7] Rush Univ, Chicago, IL 60612 USA
[8] Grp Hlth Res Inst, Seattle, WA USA
[9] Univ Utah, Salt Lake City, UT USA
[10] Case Western Reserve Univ, Cleveland, OH 44106 USA
[11] Univ Miami, Miami, FL USA
[12] Columbia Univ, New York, NY USA
[13] Boston Univ, Boston, MA 02215 USA
[14] Harvard Univ, Boston, MA 02115 USA
[15] Emory Univ, Atlanta, GA 30322 USA
[16] Univ Georgia, Inst Gerontol, Athens, GA 30602 USA
[17] Oregon Hlth & Sci Univ, Portland, OR 97201 USA
[18] Univ Kentucky, Dept Biostat, Lexington, KY 40536 USA