Summary of new polioviruses this week:
- Afghanistan: one WPV1 positive environmental sample
- Pakistan: seven WPV1 positive environmental samples
- Algeria: three cVDPV2 positive environmental samples
- DR Congo: nine cVDPV2 cases
- Ghana: one cVDPV2 positive environmental sample
- Madagascar: seven cVDPV1 positive environmental samples
- Mozambique: one cVDPV1 case
- Yemen: 26 cVDPV2 cases