Thứ Bảy, 4 tháng 7, 2020

NPR News: Widespread Use Of Face Masks Could Save Tens Of Thousands Of Lives, Models Project

Widespread Use Of Face Masks Could Save Tens Of Thousands Of Lives, Models Project
Models developed by mathematical epidemiologists project that tens thousands of lives across the US can be saved by more people wearing face masks.

Đọc thêm tại NPR
at July 4, 2020 at 03:01AM
Health & Science

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