類型: 連結
作者: Apoorva Mandavilli and Roni Caryn Rabin
出處: New York Times
連結: https://www.nytimes.com/2021/01/15/health/covid-cdc-variant.html
C.D.C. Warns the New Virus Variant Could Fuel Huge Spikes in Covid-19 Cases

類型: 連結
作者: Apoorva Mandavilli and Roni Caryn Rabin
出處: New York Times
連結: https://www.nytimes.com/2021/01/15/health/covid-cdc-variant.html