Affiliation: | 1. Medical Center for Dementia in the Northeastern Wards of Tokyo Metropolis, Oouchi Hospital, Heisei Medical Welfare Group, Tokyo, Japan;2. Medical Center for Dementia in the Northeastern Wards of Tokyo Metropolis, Oouchi Hospital, Heisei Medical Welfare Group, Tokyo, Japan Department of Geriatric Medicine, Kyorin University School of Medicine, Tokyo, Japan;3. Medical Center for Dementia in Kanagawa Prefecture, National Hospital Organization, Kurihama Alcoholism Center, Kanagawa, Japan;4. Medical Center for Dementia in Chiba Prefecture, Asahi Neurology and Rehabilitation Hospital, Matsudo, Japan |