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The same strain of poliovirus that paralyzed an unvaccinated young man in New York’s Rockland County this summer is still spreading in several areas of the state as of early October, according to a wastewater surveillance study published by the Centers for Disease Control and Prevention on Friday.
The finding suggests that the virus continues to pose a serious threat to anyone in the area that is unvaccinated or under-vaccinated. The three counties with sustained transmission—Rockland, Orange, and Sullivan—have pockets of alarmingly low vaccination rates.
In Rockland, for instance, one county zip code has a
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