1. Department of Medicine, Center for Medical Ethics and Health Policy, Baylor College of Medicine, Department of Medicine, Section of General Internal Medicine, Ben Taub General Hospital, and Clinical Ethics Consultation Service, Baylor St. Luke’s Medical Center, Houston, Texas (H.K.)
2. Department of Medicine, Section of General Internal Medicine, Ben Taub General Hospital, Houston, Texas (M.R.)
3. Department of Medicine, Section of Geriatrics and Palliative Medicine, Baylor College of Medicine, Houston, Texas (A.G.).