1. American Psychological Association, 2000. Diagnostic and Statistical Manual—Text Revision (DSM-IV-TR, 2000). Author, Washington, DC. Retrieved 10 October 2003, from http://online.statref.com
2. American Psychological Association, 1994. Diagnostic and Statistical Manual of Mental Disorders: DSM-IV, fourth ed. Author, Washington, DC.
3. American Psychological Association, 1980. Diagnostic and Statistical Manual of Mental Disorders: DSM-III, third ed. Author, Washington, DC.
4. Posttraumatic stress disorder and the intensive care unit patient: implications for staff and advanced practice critical care nurses;Baxter;Dimensions of Critical Care Nursing,2004
5. Post-traumatic stress disorder;Bisson;Clinical Evidence,2005