- Scientists suggest agelong Covid explanation based connected cardinal symptoms successful ample study CNBC
- Long covid has 12 cardinal symptoms, caller survey finds The Washington Post
- The COVID-19 microorganism mutated to outsmart cardinal antibody treatments. Better ones are coming Science
- Large survey provides scientists with deeper penetration into agelong COVID symptoms National Institutes of Health (.gov)
- National-level broad mapping of high-fatality SARS-CoV-2 outbreaks successful nursing homes News-Medical.Net