Health authorities have confirmed the country’s first poliovirus detection since 2018, after an environmental sample collected in Lae City, Morobe province, tested positive for circulating vaccine-derived poliovirus type 2 (cVDPV2), officials said. The Global Polio Eradication Initiative (GPEI) reported the March 2025 finding, noting that no cases of paralysis have been linked to the virus...

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