TakahashiKKanazawaJHishinumaM. Characteristics of the users of health consultation service offered by a nursing college. St. Luke’s College of Nursing2007; 11: 90–99.
4.
Ministry of Health, Labour and Welfare, Health and Welfare Services for the Elderly, Annual Health, Labour and Welfare Report 2012-2013, http://www.mhlw.go.jp/english/wp/wp-hw7/dl/10e.pdf (2013, accessed 19 December 2014).