[1] Univ Missouri, Dept Psychol Sci, Columbia, MO 65211 USA
[2] Emory Univ, Sch Med, Dept Psychiat & Behav Sci, Atlanta, GA USA
[3] VA San Diego Healthcare Syst, San Diego, CA USA
[4] VA Palo Alto Healthcare Syst, Natl Ctr PTSD, Palo Alto, CA USA
[5] Univ Connecticut, Sch Med, Dept Psychiat, Hartford, CT USA
[6] Univ Kansas, Dept Psychol, Lawrence, KS 66045 USA
[7] Duke Univ, Sch Med, Dept Psychiat & Behav Sci, Durham, NC USA
[8] VA Natl Ctr Hlth Promot & Dis Prevent, Durham, NC USA