Circulating vaccine-derived poliovirus – Lao People’s Democratic Republic
On 8 December 2015, the National IHR Focal Point of Lao People’s Democratic Republic (PDR) notified WHO of 2 additional VDPV1 cases. These cases are from Xaisomboun, a previously unaffected province. To date, the total number of confirmed cVDPV1 cases in this outbreak is 5.
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