1 Washington University in St. Louis School of Medicine, 660 S Euclid Avenue, Campus Box 8072, Saint Louis, MO 63110, USA. Electronic address: carpenterc@wustl.edu.
2 Division of Geriatric and Palliative Medicine, Department of Internal Medicine, University of Michigan Medical School, Ann Arbor, MI, USA; Geriatrics Research Education and Clinical Center, VA Ann Arbor Healthcare System, 300 North Ingalls Building, Rm 905, Ann Arbor, MI 48109, USA. Electronic address: lonamody@med.umich.edu.
3 American Geriatrics Society, 40 Fulton Street, 18th Floor, New York, NY 10038, USA. Electronic address: nlundebjerg@americangeriatrics.org.
4 Division of Geriatrics, Department of Medicine, University of California, San Francisco, CA, USA; San Francisco VA Medical Center, 4150 Clement Street, 181-G, San Francisco, CA 94121, USA. Electronic address: louise.walter@ucsf.edu.
5 Division of Geriatrics, Duke University Medical Center Durham, NC, USA; Durham VA Health Care System, 182 GRECC, 508 Fulton St., Durham, NC 27705, USA. Electronic address: kenneth.schmader@duke.edu.
6 Health System, Wake Forest Baptist Health, USA; Department of Internal Medicine, Wake Forest School of Medicine, Winston Salem, NC, USA; Sections on Infectious Diseases, Wake Forest School of Medicine, Winston Salem, NC, USA; Sticht Center for Healthy Aging and Alzheimer's Prevention, Wake Forest School of Medicine, Winston Salem, NC, USA. Electronic address: khigh@wakehealth.edu.