WHO: Vắc-xin vẫn có giá trị bảo vệ cao trước đại dịch COVID-19
(vhds.baothanhhoa.vn) - Đại dịch COVID-19 được dự báo vẫn diễn biến phức tạp, khó lường. Tháng 7-2022, Tổ chức Y tế thế giới (WHO) đánh giá thế giới vẫn đang trong giai đoạn đại dịch và cảnh báo về những biến thể mới của vi rút SARS-CoV-2 có thể làm cho dịch COVID-19 trở nên phức tạp, nguy cơ gia tăng trở lại, đồng thời khuyến cáo việc duy trì các biện pháp ứng phó, nhất là tiêm chủng vắc-xin.
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Phạm Nam