1. Division of Hematology and Medical Oncology, Oregon Health and Science University, Portland, Oregon.
2. Division of General Internal Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland.
3. Departments of Medicine, Psychiatry, and Medical Humanities, University of Rochester School of Medicine, Rochester, New York.
4. Division of General Internal Medicine, Section of Palliative Care and Medical Ethics, University of Pittsburgh, Pittsburgh, Pennsylvania.