[1] Univ Alabama, Dept Psychol, Tuscaloosa, AL 35487 USA
[2] Ctr Mental Hlth & Aging, Tuscaloosa, AL USA
[3] Houston Vet Affairs Med Ctr, Houston, TX USA
[4] Miriam Hosp, Providence, RI 02906 USA
[5] Brown Med Sch, Ctr Behav & Prevent Med, Providence, RI USA