Implementation of early warning, alert and response: An experience from the Marburg virus disease outbreak response in Kagera, Tanzania, March to May 2023

Tanzania declared a Marburg Virus Disease (MVD) outbreak on March 21, 2023, reporting nine cases and six deaths (case fatality rate (CFR) 66.7%). Detection began when a Community Health Worker (CHW) reported unexplained illness via the electronic EBS (e-EBS) system, triggering a national outbreak response. This study documents the Early Warning, Alert and Response (EWAR) interventions carried out during the MVD outbreak response in the Kagera region to identify strengths and bottlenecks for strengthening future outbreak preparedness and response efforts.

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