抗Delta病毒 BNT疫苗效力降為64%

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A vial containing six doses of the “Comirnaty” Pfizer BioNTech COVID-19 vaccine against the coronavirus disease (COVID-19) and empty syringes are seen at a vaccination centre in Ronda, Spain June 30, 2021. REUTERS/Jon Nazca

以色列衛生部指出，輝瑞BNT新冠肺炎疫苗對抗Delta變種病毒的保護效力降為64%，但在避免住院和出現重症方面的效力仍達93%。

(文/中央社 圖/路透檔案照)