World health organization

Outbreak of Ebola haemorrhagic fever in DRC

Surveillance team members returning from a village by boat
WHO/Christopher Black

As the international response team continue its work in the remote communities, the experts keep a watch on suspected Ebola patients. Two consecutive incubation periods -- a total of 42 days -- must elapse without a new case from the time the last confirmed case is isolated, before the outbreak can be considered to be controlled.

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