1 National Institute on Aging, National Institutes of Health, U.S. Department of Health and Human Services, Bethesda, MD, United States.
2 Department of Medicine, Geriatrics Division, Ospedale Cà Foncello, ULSS2, Treviso, Italy.
3 Department of Medicine, Geriatrics Division, University of Verona, Verona, Italy.
4 Department of Physical Therapy and Rehabilitation Science, University of Maryland School of Medicine, Baltimore, MD, United States.
5 Department of Veterans Affairs and Veterans Affairs Medical Center Baltimore, Geriatric Research, Education and Clinical Center (GRECC), Baltimore, MD, United States.
6 Department of Epidemiology, University of Pittsburgh, Pittsburgh, PA, United States.
7 Advent Health, Translational Research Institute, Orlando, FL, United States.