1. Stanford Prevention Research Center, Stanford University, Stanford, CA 94305, USA
2. School of Public and Community Health Sciences, University of Montana, Missoula, MT 59812, USA
3. Department of Family Medicine and Biobehavioral Health, University of Minnesota Duluth, MN, USA
4. Confederated Salish and Kootenai Tribal Health Department, MT, USA
5. Center for Behavioral Health Research and Services, University of Alaska Anchorage, AK, USA