1. National Police Agency Community Safety Bureau Community Safety Planning Division.Summary of missing persons in 2022 2023. [Cited 1 Aug. 2023.] Available from URL:https://www.npa.go.jp/safetylife/seianki/fumei/R04yukuefumeisha.pdf(in Japanese).
2. Living alone, dementia, social isolation;Awata S;Jpn J Geriatr Psychiatry,2020
3. Current status and issues of missing older persons with dementia living alone in Japan
4. Study on wandering/missing/deceased of older with dementia;Suzuki T;Jpn. J. Health Promot.,2017
5. Are elderly people living alone an at risk group?