1. Chartbook and charts. https://www.cms.gov/Research-Statistics-Data-and-Systems/Statistics-Trends-and-Reports/Chronic-Conditions/Chartbook_Charts
2. Noncommunicable diseases. https://www.who.int/health-topics/noncommunicable-diseases
3. Chronic kidney disease in the united states, 2021, March 2021. https://www.cdc.gov/kidneydisease/publications-resources/ckd-national-facts.html
4. Facts about hypertension, September 2021. https://www.cdc.gov/bloodpressure/
5. Heart disease facts, February 2022. https://www.cdc.gov/heartdisease/facts.htm