2020年4月21日星期二

CDC’s failed coronavirus tests were tainted with coronavirus, feds confirm - Ars Technica

  1. CDC’s failed coronavirus tests were tainted with coronavirus, feds confirm  Ars Technica
  2. Ibram X. Kendi on data research about black Americans and COVID-19  CBS This Morning
  3. How can I find a coronavirus testing site near me and check wait times?  CNET
  4. Experts: U.S. Needs 20M Tests A Day  Newsy
  5. 2 types of testing look for COVID-19 infections new and old  KSL.com
  6. View Full Coverage on Google News


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