Previous SARS-CoV-2 Exposure Increased Odds Of Developing Symptoms Following First mRNA COVID-19 Vaccine Dose, Researchers Found

Healio (8/16, Miller) reports, “Previous SARS-CoV-2 exposure increased the odds of developing clinically significant symptoms following the first dose of a COVID-19 mRNA vaccine,” according to a research letter published in JAMA Internal Medicine. Investi...