COVID booster shots may be needed, drugmakers & scientists say.David OjciusApr 16, 20211 min read#COVID19 booster shots may be needed, drugmakers & scientists say.#Pfizer's chief executive said that a 3rd dose was "likely" to be needed within a year of the initial 2 doses. https://www.nytimes.com/live/2021/04/16/world/covid-vaccine-coronavirus-cases
#COVID19 booster shots may be needed, drugmakers & scientists say.#Pfizer's chief executive said that a 3rd dose was "likely" to be needed within a year of the initial 2 doses. https://www.nytimes.com/live/2021/04/16/world/covid-vaccine-coronavirus-cases
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