[1] South African Research Chairs Initiative (SARChI), PTSD program, Department of Psychiatry, University of Stellenbosch, Cape Town 7505, Francie van Zijl drive
[2] MRC Unit on Anxiety and Stress Disorders, Department of Psychiatry, University of Stellenbosch, Cape Town 7505, Francie van Zijl drive
[3] Departments of Psychiatry, Psychology, and Community Health Sciences, University of Manitoba, Winnipeg R3E 0W5, Bannatyne Avenue
[4] Department of Community Health Sciences, University of Manitoba, Winnipeg R3E 0W5, Bannatyne Avenue
[5] Department of Psychiatry, University of California San Diego, La Jolla, CA 92093, Gilman drive
[6] Department of Radiology, University of California San Diego, La Jolla, CA 92093, Gilman Drive