1. Addiction Center, Department of PsychiatryUniversity of Michigan Ann Arbor MI USA
2. Department of PsychologySam Houston State University Huntsville TX USA
3. Department of PsychologyUniversity of Pennsylvania Philadelphia PA USA
4. Center for Clinical Management Research, Health Services Research and DevelopmentVeterans Health Administration Ann Arbor MI USA
5. Mental Health ServiceVeterans Affairs Ann Arbor Healthcare System Ann Arbor MI USA