1. Department of Biostatistical Sciences, Wake Forest School of Medicine, Winston-Salem, North Carolina
2. Division of Preventive Medicine, University of Alabama at Birmingham
3. Institute for Dementia Research and Prevention, Pennington Biomedical Research Center, Baton Rouge, Los Angeles
4. Department of Social Sciences and Health Policy, Wake Forest School of Medicine, Winston-Salem, North Carolina
5. Department of Preventive Medicine, University of Tennessee Health Science Center, Memphis
6. Division of Epidemiology and Community Health, School of Public Health, University of Minnesota, Minneapolis
7. Department of Internal Medicine, Wake Forest School of Medicine, Winston-Salem, North Carolina
8. Department of Psychiatry and Prevention, Wake Forest School of Medicine, Winston-Salem, North Carolina