1. Division of Pulmonary, Allergy, and Critical Care Medicine University of Alabama at Birmingham Birmingham Alabama USA
2. Division of Gerontology, Geriatrics, and Palliative Care University of Alabama at Birmingham Birmingham Alabama USA
3. Center for Palliative and Supportive Care Birmingham Alabama USA
4. School of Nursing University of Alabama at Birmingham Birmingham Alabama USA
5. Birmingham Veterans Affairs Medical Center Birmingham Alabama USA
6. Division of Continuing Medical Education University of Alabama at Birmingham Birmingham Alabama USA
7. Division of Pulmonary & Critical Care Medicine University of California Los Angeles California USA
8. Department of Health Policy & Management University of California Los Angeles California USA
9. Center for the Study of Healthcare Innovation, Implementation, and Policy Greater Los Angeles VA Healthcare System Los Angeles California USA
10. Division of Pulmonary, Critical Care, Allergy and Sleep Medicine University of California San Francisco California USA
11. Division of Geriatrics, Department of Medicine University of California San Francisco California USA
12. Geriatrics, Palliative, and Extended Care Service Line San Francisco Veterans Affairs Medical Center San Francisco California USA
13. Department of Internal Medicine Louisiana State University Health Sciences Center New Orleans Louisiana USA