Institution: | 1. Division of Advanced Prosthetic Dentistry, Tohoku University Graduate School of Dentistry, Sendai, Japan;2. Department of International and Community Oral Health, Tohoku University Graduate School of Dentistry, Sendai, Japan;3. Department of Biostatistics, School of Public Health, the University of Tokyo, Tokyo, Japan;4. Division of Dental Sociology, Department of Oral Science, Graduate School of Dentistry, Kanagawa Dental University, Yokosuka, Japan;5. Center for Preventive Medical Sciences, Chiba University, Chiba, Japan;6. Center for Gerontology and Social Science, National Center for Geriatrics and Gerontology, Obu, Japan;1. Division of Geriatric Medicine, University of Colorado School of Medicine, Aurora, CO;2. Veterans Affairs Eastern Colorado Geriatric Research Education and Clinical Center, Aurora, CO;3. Center for Health Equity Research and Promotion, Division of General Internal Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA;4. Institute for Health Research, Kaiser Permanente, Aurora, CO;1. Division of General Internal Medicine, University of Pennsylvania, Philadelphia, PA;2. Leonard Davis Institute of Health Economics, University of Pennsylvania, Philadelphia, PA;3. Division of Healthcare Policy and Economics, Weill Cornell Medical College, New York, NY;1. Geriatric Unit, Campus Bio-Medico University, Rome, Italy;2. Geriatric Unit, Department of Medical Sciences and Community Health, University of Milan, Milan, Italy;3. Fondazione Ca'' Granda, Ospedale Maggiore Policlinico, Milan, Italy;4. National Institute on Aging, National Institutes of Health, Baltimore, MD;5. Geriatric Unit, Azienda Sanitaria di Firenze Toscana, Firenze, Italy;1. Independent Scholar, Baltimore, MD;2. Evangelical Lutheran Good Samaritan Society, Sioux Falls, SD |