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On 8 April 2024 at the thirty-eighth meeting of the Emergency Committee under the International Health Regulations (2005) (IHR) on the international spread of poliovirus, the World Health Organization reported new emergence of poliovirus in Sierra Leone.
Poliomyelitis is spread mainly through person to person contact via the faecal-oral route.
For further information see the TRAVAX Sierra Leone country page and Poliomyelitis page.