During July 2025, the NIH laboratory collected 127 sewage samples from 87 districts across Pakistan. https://english.mathrubhumi.com/news/world/wild-poliovirus-detected-in-sewage-samples-from-42-sites-across-pakistan-asjcozfi?utm_source=dlvr.it&utm_medium=mastodon #PolioVirus #PolioThreat #PakistanPolio