1. Center to Improve Veteran Involvement in Care, Health Services Research and Development, Veterans Affairs Portland Health Care System, Portland, OR, USA
2. Division of Pulmonary, Allergy and Critical Care, Oregon Health & Science University, Portland, OR, USA
3. Section of Pulmonary and Critical Care Medicine, Veterans Affairs
Portland Health Care System, Portland, OR, USA
4. Department of Health Systems Management & Policy, Oregon Health & Science University—Portland State University School of Public Health, Portland, OR, USA
5. Health Management and Policy Program, College of Health and Center for Quantitative Life Sciences, Oregon State University; Corvallis, OR, USA
6. School of Nursing, Oregon Health & Science University, Portland, OR, USA