CDC-funded study finds U.S. population reached a combined 83% natural infection and vaccine-induced immunity in May, 2021, reaching herd immunity levels. (Confounding factor: the vaccine-immunity didn’t last, so that distorted the calculation)
CDC-funded study finds U.S. population reached a combined 83% natural infection and vaccine-induced immunity in May, 2021, reaching herd immunity levels. (Confounding factor: the vaccine-immunity didn’t last, so that distorted the calculation) Our website uses cookies to enhance your experience. By continuing to use our site, or clicking “Continue,” you are agreeing to our Cookie … Read more