1. From the Vascular Cognitive Impairment Laboratory, Reynolds Oklahoma Center on Aging (Z.U., S.T., A.C.), University of Oklahoma Health Sciences Center, Oklahoma City
2. Department of Geriatric Medicine, Translational Geroscience Laboratory (Z.U., S.T., A.C.), University of Oklahoma Health Sciences Center, Oklahoma City
3. Department of Medical Physics and Informatics, University of Szeged, Hungary (Z.U., A.C.)
4. Department of Pulmonology, Semmelweis University of Medicine, Budapest, Hungary (Z.U.)
5. Division of Geriatrics, Department of Internal Medicine, University of Utah, Salt Lake City (A.J.D.)
6. Veterans Affairs Medical Center-Salt Lake City, Geriatrics Research Education and Clinical Center, UT (A.J.D.)
7. Barshop Institute for Longevity and Aging Studies (V.G.), University of Texas Health Science Center at San Antonio.
8. Department of Physiology (V.G.), University of Texas Health Science Center at San Antonio.