BA.2 trở thành biến thể chủ đạo gây bệnh COVID-19 trên toàn cầu

Theo Reuters 14:46 29/03/2022

Dòng phụ BA.2 của biến thể Omicron của virus SARS-CoV-2 hiện là nguyên nhân chính gây ra các ca mắc COVID-19 trên toàn cầu, đặc biệt tại châu Âu và châu Á, làm gia tăng lo ngại về khả năng bùng phát một đợt dịch mới tại Mỹ.

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