A health worker administering an anti-polio vaccination campaign at a health Centre in Sana'a, Yemen, this month. Photo: EPA-EFE

WHO says spread of polio remains international health emergency

  • Governments urged not to become complacent in the battle to eradicate the paralysing disease
Topic |   World Health Organisation

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A health worker administering an anti-polio vaccination campaign at a health Centre in Sana'a, Yemen, this month. Photo: EPA-EFE
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