1. Harvard T. H. Chan School of Public Health, Boston, MA 02115, USA
2. Lifelong Medical Care Family Medicine Residency, Richmond, CA 94801, USA
3. Massachusetts General Hospital, Boston, MA 02114, USA
4. The Johns Hopkins University School of Medicine, Baltimore, MD 21205, USA
5. Brigham and Women’s Hospital & Dana-Farber Cancer Institute, Boston, MA 02215, USA
6. Department of Palliative Care, University of Virginia, Charlottesville, VA 22903, USA
7. Department of Geriatrics and Palliative Medicine, Ann Arbor Veterans Affairs (VA) Medical Center, University of Michigan, Ann Arbor, MI 48104, USA
8. University of Colorado Hospital, Aurora, CO 80045, USA
9. University of California San Francisco Medical Center, San Francisco, CA 94143, USA
10. City of Hope, Duarte, CA 91010, USA
11. Wake Forest Baptist Health, Winston-Salem, NC 27157, USA
12. Department of Hematology/Oncology and Palliative Care, University of Wisconsin School of Medicine and Public Health, Madison, WI 53705, USA
13. Mayo Clinic, Rochester, MN 55905, USA