1. Initiative for Research and Education to Advance Community Health; Washington State University; Spokane Washington
2. Program of Excellence in Addictions Research; Washington State University; Spokane Washington
3. Department of Psychiatry and Behavioural Sciences; University of Washington School of Medicine; Seattle Washington
4. Elson S. Floyd College of Medicine; Washington State University; Spokane Washington
5. Providence Medical Research Centre; Providence Health Care; Spokane Washington