1. General Internal Medicine, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania.
2. Department of Medicine, Leo H. Criep Chair in Patient Care, Division of General Internal Medicine, Section of Palliative Care and Medical Ethics Center for Bioethics and Health Law, Institute for Performance Improvement; University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania.
3. Section of Palliative Care and Medical Ethics and Center for Bioethics and Health Law, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania.
4. Program on the Medical Encounter and Palliative Care, Durham Veterans Affairs Medical Center, Institute on Care at the End of Life, Duke University. Durham, North Carolina.