12 St 31 Aug 2020 Jahr - High proportion of infections of health care personnel is going undetected

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https://www.nytimes.com/2020/08/31/world/covid-19-coronavirus.html?action=click&pgtype=Article&state=default&module=styln-coronavirus&region=MAIN_CONTENT_1&context=storylines_live_updates#link-28e9df42

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