1. Division of Neurology, Department of Internal Medicine, Highland Hospital, Oakland, CA.
2. Department of Medicine, Palliative and Supportive Care Service, Lausanne University Hospital and University of Lausanne, Lausanne, Switzerland.
3. Clinical Ethics Unit, Institute of Humanities in Medicine, Lausanne University Hospital and University of Lausanne, Lausanne, Switzerland.
4. Division of Pulmonary, Critical Care and Sleep Medicine, Department of Medicine, University of Washington, Harborview Medical Center, Seattle, WA.
5. Cambia Palliative Care Center of Excellence at University of Washington, Harborview Medical Center, Seattle, WA.
6. Department of Neurology, University of Washington, Harborview Medical Center, Seattle, WA.