Volume 27, Number 3—March 2021
Synopsis
Evaluation of National Event-Based Surveillance, Nigeria, 2016–2018
Figure 2

Figure 2. Logged recording of signals from detection to verification in event-based surveillance system, Nigeria, September 1, 2017–June 30, 2018. *Record of signal being prioritized and logged as appropriate for escalation. †For 8 additional records, it was not possible to link back to original raw signals.
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