1. Division of Pulmonary and Critical Care, Department of Medicine, Northwestern University, Chicago, Illinois
2. Department of Medical Social Sciences, Northwestern University, Chicago, Illinois
3. Division of Biostatistics, Department of Preventive Medicine, Northwestern University, Chicago, Illinois
4. Department of Health Policy, Vanderbilt University, Nashville, Tennessee
5. Geriatric Research, Education and Clinical Center Service, Department of Veterans Affairs Medical Center, Tennessee Valley Healthcare System, Nashville, Tennessee
6. Critical Illness, Brain Dysfunction, and Survivorship Center, Vanderbilt University Medical Center, Nashville, Tennessee
7. College of Nursing, The Ohio State University, Columbus
8. Sutter Health, Sacramento, California
9. Society of Critical Care Medicine, Mount Prospect, Illinois
10. Division of Pulmonary and Critical Care, Department of Medicine, Vanderbilt University, Nashville, Tennessee