World Health Organization (WHO). Guideline : Sodium intake for adults and children. Geneva : World Health Organization ; 2012. p. 18. Available from : URL: http://apps.who.int/iris/bitstream/handle/10665/77985/9789241504836_eng.pdf ; jsessionid=235DE64D173A5EDEB58659D76BD4D6AA?sequence=1.
厚生労働省. 平成29年国民健康・栄養調査結果の概要. 東京: 厚生労働省; 2018. p. 20. URL: https://www.mhlw.go.jp/content/10904750/000351576.pdf.
Intersalt : an international study of electrolyte excretion and blood pressure. Results for 24 hour urinary sodium and potassium excretion. Intersalt Cooperative Research Group. BMJ 1988 ; 297 : 319.