1. VA Quality Improvement Resource Center for Palliative Care, Menlo Park, CA, USA
2. Department of Primary Care and Population Health, Stanford University School of Medicine, Stanford, CA, USA
3. California Northstate University College of Medicine, Elk Grove, CA, USA
4. The College of Arts and Sciences, Cornell University, Ithaca, NY, USA
5. United States Department of Veterans Affairs, VA Palliative Care, Lebanon, PA, USA