Whether you get it from a vaccine or an infection, COVID-19 immunity does not last forever.In a study published May 3 in JAMA Network Open, researchers combed through studies to determine just how long protection from the shots endures.The scientists, led by a team from Italy, analyzed 40 studies that documented people's vaccination status and their subsequent infections with COVID-19, confirmed by lab tests.
#people #communities #individuals #researchers #public-health #differences #astrazeneca #effectiveness #hospitalizations #associate-professor
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