1. Use Your Words Carefully: What Is a Chronic Disease?;Bernell;Front Public Health,2016
2. Centres for Disease Control and Prevention. Chronic Disease Overview. 2016. Available: https://www.cdc.gov/chronicdisease/about/index.htm. Accessed: 20 July 2023.
3. World Health Organisation. Non-communicable Diseases. 2016. Available: http://www.who.int/topics/noncommunicable_diseases/en/. Accessed: 20 July 2023.
4. A national study of chronic disease prevalence and access to care in uninsured US adults.;Wilper;Ann Intern Med,2008
5. Introduction: advances and challenges in care of older people with chronic illness.;Warshaw;Generations,2006