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Official UK data (July 23) and Delta has significantly lower mortality than alpha, beta and eta variants http://anthraxvaccine.blogspot.com/2021/07/official-uk-data-july-23-and-delta-has.html
Official UK data (July 23) and Delta has significantly lower mortality than alpha, beta and eta variants http://anthraxvaccine.blogspot.com/2021/07/official-uk-data-july-23-and-delta-has.html