1. VA Connecticut Healthcare System; West Haven Connecticut USA
2. Department of Psychiatry; Yale School of Medicine; New Haven Connecticut USA
3. Department of Psychology; East Carolina University; Greenville North Carolina USA
4. VA Center for Clinical Management Research, VA Ann Arbor Healthcare System; Ann Arbor Michigan USA
5. Center for Statistical Consultation and Research, University of Michigan; Ann Arbor Michigan USA
6. Office of Primary Care, VA Central Office; Washington, DC and Louis Stokes Cleveland VA Medical Center Cleveland, Ohio, USA
7. Department of Psychiatry; Boston University School of Medicine; Boston Massachusetts USA
8. VA Boston Healthcare System; Boston Massachusetts USA
9. Department of Family Medicine; University of Michigan School of Medicine; Ann Arbor Michigan USA