Keller Allen S, Stewart Samantha A, Eppel Shari
Department of Medicine, New York University School of Medicine, Bellevue/NYU Program for Survivors of Torture, New York, NY 10016, USA.
Lancet. 2008 Mar 29;371(9618):1057-8. doi: 10.1016/S0140-6736(08)60467-5.