[1] Univ Alabama, Coll Arts & Sci, Dept Psychol, Tuscaloosa, AL USA
[2] Univ Alabama, Coll Arts & Sci, Alabama Res Inst Aging, Tuscaloosa, AL USA
[3] Tuscaloosa VA Med Ctr, Res & Dev Serv, Tuscaloosa, AL USA
[4] Univ Alabama, Coll Community Hlth Sci, Family Internal & Rural Med, Tuscaloosa, AL USA
[5] Univ Alabama, Coll Arts & Sci, Dept Psychol, Gordon Palmer Hall, Tuscaloosa, AL 35487 USA
[6] Univ Alabama, Coll Arts & Sci, Dept Psychol, Gordon Palmer Hall,Box 870348, Tuscaloosa, AL 35487 USA