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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