1. European Centre for Disease Prevention and Control.Prevalence of post COVID‐19 condition symptoms: a systematic review and meta‐analysis of cohort study data stratified by recruitment setting. ECDC: Stockholm.2022. Accessed February 8 2023.https://www.ecdc.europa.eu/sites/default/files/documents/Prevalence‐post‐COVID‐19‐condition‐symptoms.pdf
2. Institute for Health Metrics and Evaluation University of Washington. Accessed February 8 2023. Frequently Asked Questions What Is a DALY?https://www.healthdata.org/gbd/faq#What%20is%20a%20DALY?
3. White House Briefing Room.Fact sheet: president Biden to announce all Americans to be eligible for vaccinations by May 1 puts the nation on a path to get closer to Normal by July 4th March 11 2021. Accessed February 8 2023.https://www.whitehouse.gov/briefing‐room/statements‐releases/2021/03/11/fact‐sheet‐president‐biden‐to‐announce‐all‐americans‐to‐be‐eligible‐for‐vaccinations‐by‐may‐1‐puts‐the‐nation‐on‐a‐path‐to‐get‐closer‐to‐normal‐by‐july‐4th/
4. Effectiveness of mRNA Vaccination in Preventing COVID-19–Associated Invasive Mechanical Ventilation and Death — United States, March 2021–January 2022
5. The great Texas COVID tragedy