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Haber Kaynağı: Çeşitli Haber Siteleri FDA authorizes Pfizer and Moderna's updated Covid-19 boosters The US Food and Drug Administration on Wednesday authorized updated Covid-19 vaccine booster shots from Moderna and Pfizer. This is the first time updated Covid-19 vaccines have received emergency use authorization in the United States. https://www.cnn.com/2022/08/31/health/fda-covid-vaccine-updated-booster-authorized/index.html
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