1. Department of Palliative Care, Corporal Michael J. Crescenz Veterans Affairs Medical Center, Philadelphia, Pennsylvania.
2. Division of Geriatric Medicine, Department of Medicine, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania.
3. Department of Medicine, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania.
4. Department of Palliative Care, University of Pennsylvania School of Nursing, Philadelphia, Pennsylvania.
5. Division of Geriatric and Palliative Medicine, University of Michigan, Ann Arbor, Michigan.
6. Ann Arbor VA Healthcare System, Ann Arbor, Michigan.
7. VA Boston Healthcare System, Boston, Massachusetts.
8. Section of Geriatrics and Palliative Care, Department of Internal Medicine, Harvard Medical School, Boston, Massachusetts.
9. Section of Geriatrics and Palliative Care, Department of Internal Medicine, Boston University School of Medicine, Boston, Massachusetts.
10. Section of Geriatrics and Palliative Care, Department of Internal Medicine, VA Medical Center, Boise, Idaho.
11. VA New York Harbor Healthcare System, Brooklyn, New York.
12. VA Medical Center, Lebanon, Pennsylvania.
13. Hospice and Palliative Care Program, US Department of Veterans Affairs, Washington, DC.
14. Penn State College of Medicine, Hershey, Pennsylvania.
15. Palliative and Advanced Illness Research Center, University of Pennsylvania, Philadelphia, Pennsylvania.