| Affiliation: | 1. Department of Internal Medicine and Institute of Gerontology, University of Michigan Medical School, , Michigan, USA;2. Department of Internal Medicine, Korea University College of Medicine, , Seoul, Republic of Korea;3. Department of Epidemiology, School of Public Health, University of Washington, , Seattle, Washington, USA;4. Federally Qualified Health Center, VNA Health Center, , Bensenville, Illinois, USA;5. School of Public Health, Yonsei University, , Seoul, Republic of Korea;6. Department of Internal Medicine, Saint Joseph Mercy Hospital, , Ann Arbor, Michigan, USA;7. Center of Clinical Education, Korea University College of Medicine, , Seoul, Republic of Korea;8. Center for Clinical Education, Yonsei University College of Medicine, , Seoul, Republic of Korea;9. Department of Geriatrics and Palliative Medicine, Mount Sinai School of Medicine, , New York, New York, USA;10. Geriatric Research, Education and Clinical Center (GRECC), James J. Peters Veterans Affairs Medical Center, , Bronx, New York, USA |
