[1] Univ North Texas, Dept Psychol, Denton, TX 76203 USA
[2] Univ Arizona, Dept Psychol, Tucson, AZ 85712 USA
[3] VA Palo Alto Hlth Care Syst, War Related Illness & Injury Study Ctr, Palo Alto, CA 94304 USA
[4] UT Hlth San Antonio, Dept Psychiat, San Antonio, TX 78229 USA
[5] Med Univ South Carolina, Dept Psychiat & Behav Sci, Charleston, SC 29425 USA
[6] Univ S Florida, Dept Psychiat & Behav Neurosci, Tampa, FL 33613 USA