1. VA Maine Healthcare System, Augusta, ME 04330, USA
2. Department of Psychology, University of Maine, Orono, ME 04469, USA
3. Center for Healthcare Organization and Implementation Research, VA Bedford Healthcare System, Bedford, MA 01730, USA
4. Northport VA Medical Center, Northport, NY 11768, USA
5. Center for Mental Health Outcomes Research, Central Arkansas Veterans Healthcare System, North Little Rock, AR 72114, USA
6. Psychiatric Research Institute, University of Arkansas for Medical Sciences, Little Rock, AR 72205, USA
7. Veterans Affairs Northeast Program Evaluation Center, Orange, CT 06516, USA
8. Division of Health Policy and Management, University of Minnesota, Minneapolis, MN 55455, USA