[1] Ctr Vital Longev, Dallas, TX 75235 USA
[2] Sch Behav & Brain Sci, Dallas, TX 75235 USA
[3] UT SW Med Ctr, Dallas, TX 75390 USA
[4] Univ Missouri, Dept Psychol Sci, Columbia, MO 65211 USA
[5] Kyoto Sangyo Univ, Fac Comp Sci & Engn, Dept Intelligent Syst, Khoyama Ctr Neurosci,Kita Ku, Kyoto 6038555, Japan