| Affiliation: | 1. Department of Medicine, Tufts Medical Center, Boston, Massachusetts;2. Section of Geriatric Medicine, Division of Primary Care and Population Health, Stanford University, Stanford, California;3. Geriatric Research and Education Clinical Center, Palo Alto Veterans Affairs Health Care System, Palo Alto, California;4. Department of Medicine, School of Medicine, Tufts University, Boston, Massachusetts;5. Jean Mayer Human Nutrition Research Center on Aging, US Department of Agriculture, Boston, Massachusetts;6. Department of Medicine, School of Medicine, University of Maryland, Baltimore, Maryland;7. Geriatric Research and Education Clinical Center, VA Maryland Healthcare System, Baltimore, Maryland;8. Department of Surgery and Perioperative Care, Dell Medical School, University of Texas at Austin, Austin, Texas |
