1. Pulmonary and Critical Care Section, and
2. Division of Pulmonary and Critical Care
3. General Medicine Service, and
4. Health Services Research and Development Center for Innovation, Veterans Affairs Puget Sound Health Care System, Seattle, Washington
5. Division of General Internal Medicine, and
6. Nephrology Section, Hospital and Specialty Medicine
7. Division of Nephrology and Kidney Research Institute, University of Washington, Seattle, Washington
8. Gastroenterology and Hepatology Service, Veterans Affairs Portland Health Care System, Portland, Oregon; and
9. Gastroenterology and Hepatology Division, Oregon Health & Sciences University, Portland, Oregon