1. World Health Organization (2005, September 28): preventing chronic disease: a vital investment: WHO global report. https://www.who.int/chp/chronic_disease_report/full_report.pdf
2. CDC’s national center for chronic disease prevention and health promotion (2020, February 13): learn strategies to live a heart-healthy lifestyle. https://www.cdc.gov/chronicdisease/index.htm
3. CDC’s national center for chronic disease prevention and health promotion (2019, October 23): about chronic diseases. https://www.cdc.gov/chronicdisease/about/index.htm
4. CDC’s national center for chronic disease prevention and health promotion (2019, November 29): chronic diseases in America. https://www.cdc.gov/chronicdisease/pdf/infographics/chronic-disease-H.pdf
5. CDC’s national center for chronic disease prevention and health promotion (2019, October 23): health and economic cost of chronic diseases. https://www.cdc.gov/chronicdisease/about/costs/index.htm