Circulating vaccine-derived poliovirus – Lao People’s Democratic Republic

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On 8 October 2015, the National IHR Focal Point of the Lao People’s Democratic Republic (PDR) notified WHO of one confirmed type 1 vaccine-derived poliovirus (VDPV) case.

In Lao PDR, one case of circulating vaccine-derived poliovirus type 1 (cVDPV1) was confirmed, with onset of paralysis on 7 September. The patient was 8 years old when he died on 11 September.

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