Mỹ: CDC thay đổi chính sách xét nghiệm người phơi nhiễm COVID-19

Trung tâm kiểm soát và ngăn ngừa dịch bệnh Mỹ (CDC) đã khuyến nghị những người phơi nhiễm với COVID-19 nhưng không phát triệu chứng có thể không cần xét nghiệm virus SARS-CoV-2. Sự đảo ngược chính sách này của CDC vấp phải sự phản đối của nhiều quan chức và chuyên gia y tế Mỹ.

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