Vaccine Failure #1 – Mumps Outbreak in Orthodox Jewish Communities in the United States (2010)

A large mumps outbreak occurred among highly vaccinated U.S. Orthodox Jewish communities during 2009 and 2010. Of the teenagers vaccinated,

• 89% had previously received two doses of a mumps-containing vaccine
• 8% had received one dose

Those infected who received a vaccine: 97%. [1]

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http://vactruth.com/2013/02/23/17-examples-of-vaccine-failure/