12 h 25 févr. 2020 ans - Dr. Helen Y. Chu Tests Patients Against the Government's support They have COVID-19

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https://www.nytimes.com/2020/03/10/us/coronavirus-testing-delays.html

https://theweek.com/speedreads/901405/seattle-lab-uncovered-washingtons-coronavirus-outbreak-only-after-defying-federal-regulators

https://www.boston.com/news/health/2020/03/11/coronavirus-testing-delays

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