1. Institute for Research and Education to Advance Community Health (IREACH), Washington State University, Seattle, Washington, USA
2. Division of Epidemiology and Community Health, University of Minnesota School of Publich Health, Minneapolis, Minnesota, USA
3. Centers for American Indian and Alaska Native Health, Colorado School of Public Health, University of Colorado Denver Anschutz Medical Center, Aurora, Colorado, USA
4. Department of Neurological Surgery, University of Washington School of Medicine, Seattle, Washington, USA