After children in Safed are diagnosed with new strain, group says there is no time to waste in getting the IPV vaccine shots into the arms of Israel's 175,000 unvaccinated

Authorities urge parents to take children to receive vaccine following small outbreak in Safed this month

Health department says it's working with Jerusalem 'to ensure a coordinated response' after 4 cases of virus recently detected in Safed

New asymptomatic cases discovered among close contacts of initial patient in city of Safed; Health Ministry warns of potential spread

Case identified in July, first since 2013, was young non-inoculated Orthodox man; rabbis urge community members to get vaccinated

Unlikely phenomenon becomes more glaring as world comes closer to wiping out naturally concurring disease, but now faces more cases caused by oral immunization

Discovery comes weeks after Orthodox Jewish man suffers paralysis due to infection in nearby Rockland County; health officials renew pleas for public to vaccinate their children

Strain linked to cases in upstate New York and Jerusalem found in samples taken from several boroughs, leading authorities to launch vaccination drive for kids aged 1-9

Samples of infectious agent found north of New York City, indicating possible spread after Jewish man contracted life-threatening disease

Young man who recently got married is suffering from paralysis; patient was not vaccinated and a resident of Rockland County, which has a history of low vaccine compliance