1. Ministry of Health, Labour and Welfare. Central Social Insurance Medical Council. http://www.mhlw.go.jp/stf/shingi/2r9852000001qd1o.html
2. Ministry of Health, Labour and Welfare. Implementation of home visit. http://www.mhlw.go.jp/seisakunitsuite/bunya/kenkou_iryou/iryou/zaitaku/index.html
3. For death at home;Ishibashi;Hosp Home Care,2009
4. Fever in elderly;Norman;Clin Infect Dis,2000