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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