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The first few X cases and contacts (‎FFX)‎ investigation protocol for coronavirus disease 2019 (‎COVID-19)‎, version 2.2

23 February 2020
 | COVID-19: Surveillance, case investigation and epidemiological protocols
The first few X cases and contacts (‎FFX)‎ investigation protocol for coronavirus disease 2019 (‎COVID-19)‎, version 2.2
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Overview

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WHO Team
WHO Headquarters (HQ)
Reference numbers
WHO Reference Number: WHO/2019-nCoV/FFXprotocol/2020.3
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