1. Division of Physical Therapy , Department of Rehabilitation Medicine, School of Medicine, , Seattle, Washington, United States
2. University of Washington , Department of Rehabilitation Medicine, School of Medicine, , Seattle, Washington, United States
3. Center for Health Workforce Studies , Department of Family Medicine, School of Medicine, , Seattle, Washington, United States
4. University of Washington , Department of Family Medicine, School of Medicine, , Seattle, Washington, United States
5. School of Nursing and Health Studies , , Bothell, Washington, United States
6. University of Washington Bothell , , Bothell, Washington, United States