[1] Ohio State Univ, Dept Psychol, Columbus, OH USA
[2] Univ N Carolina, Dept Psychol & Neurosci, Chapel Hill, NC 27515 USA
[3] Ohio State Univ, Dept Family Med, Wexner Med Ctr, Columbus, OH 43210 USA
[4] Rutgers State Univ, Dept Psychol, New Brunswick, NJ USA
[5] North Carolina Cent Univ, Dept Psychol, Durham, NC USA
[6] Duke Univ, Med Ctr, Dept Psychiat & Behav Sci, Box 3119, Durham, NC 27710 USA
[7] Duke Univ, Social Sci Res Inst, Ctr Biobehav Hlth Dispar Res, Durham, NC 27708 USA
[8] Duke Univ, Med Ctr, Ctr Study Aging & Human Dev, Box 3119, Durham, NC 27710 USA