1. The measurement of pessimism: The Hopelessness Scale;Beck;Journal of Consulting and Clinical Psychology,1974
2. The clinical utility of a brief measure of perceived burdensomeness and thwarted belongingness for the detection of suicidal military personnel;Bryan;Journal of Clinical Psychology,2010
3. Centers for Disease Control and Prevention, National Centers for Injury Prevention and Control 2011 Web-based Injury Statistics Query and Reporting System (WISQARS) Injury Mortality Report, 1999-2007 http://www.cdc.gov/injury/wisqars/index.html
4. Suicide attempts among individuals with opiate dependence: The critical role of belonging;Conner;Addictive Behaviors,2007