1. Section of Geriatrics, Baylor College of Medicine, Institute for Palliative Medicine, The Methodist Hospital, Houston, Texas.
2. American Board of Hospice and Palliative Medicine, Silver Spring, Maryland.
3. Division of Psychosocial Oncology and Palliative Care, Dana-Farber Cancer Institute, Brigham and Women's Hospital, Harvard Medical School Center for Palliative Care, Boston, Massachusetts.