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

(TTXVN/Vietnam+) 08:36 27/08/2020

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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