1. Department of Anesthesiology, Emory University School of Medicine, Atlanta, Georgia, USA.
2. Emory Critical Care Center, Emory University School of Medicine, Atlanta, Georgia, USA.
3. Division of Palliative Medicine, Department of Family and Preventive Medicine, Emory University School of Medicine, Atlanta, Georgia, USA.
4. Geriatrics and Extended Care, Atlanta VA Medical Center, Decatur, Georgia, USA.
5. Department of Anesthesiology, Medical College of Wisconsin, Milwaukee, Wisconsin, USA.
6. Division of Geriatric and Palliative Medicine, Department of Internal Medicine, Medical College of Wisconsin, Milwaukee, Wisconsin, USA.
7. Department of Anesthesiology, Perioperative and Pain Medicine, Brigham and Women’s Hospital, Boston, Massachusetts, USA.
8. Center for Surgery and Public Health, Brigham and Women’s Hospital, Boston, Massachusetts, USA.
9. Department of Surgery, Brigham and Women’s Hospital, Boston, Massachusetts, USA.
10. Department of Surgery, University of Wisconsin-Madison, Madison, Wisconsin, USA.
11. Division of Surgical Oncology, Department of Surgery, Johns Hopkins University, Baltimore, Maryland, USA.
12. Department of Oncology, Johns Hopkins University, Baltimore, Maryland, USA.
13. Surgical and Perioperative Care, Atlanta VA Health Care System, Decatur, Georgia, USA.
14. Division of Surgical Oncology, Department of Surgery, Emory University School of Medicine, Atlanta, Georgia, USA.
15. Department of Surgery, Morehouse School of Medicine, Atlanta, Georgia, USA.
16. Department of Anesthesiology and Perioperative Medicine, David Geffen School of Medicine, University of California Los Angeles, Los Angeles, California, USA.
17. Department of Psychiatry and Behavioral Sciences, Memorial Sloan Kettering Cancer Center, New York, New York, USA.
18. Department of Anesthesiology, Larner College of Medicine, University of Vermont, Burlington, Vermont, USA.