Redefining the elderly as aged 75 years and older: Proposal from the Joint Committee of Japan Gerontological Society and the Japan Geriatrics Society

Federation of National Public Service Personnel Mutual Aid Associations Toranomon Hospital, Tokyo, Japan Department of Geriatric and General Medicine, Osaka University Graduate School of Medicine, Osaka, Japan National Center for Geriatrics and Gerontology, Tokyo, Japan Department of Geriatric Medicine, Graduate School of Medicine, Tokyo, Japan Tokyo Metropolitan Geriatric Hospital and Institute of Gerontology, Tokyo, Japan University of Tokyo, Tokyo, Japan