Horizontal transmission of the Leningrad-3 live attenuated mumps vaccine virus
It still surprises me how many people have full faith in vaccination’s ability to completely protect them from the disease they were vaccinated for. Here’s a perfect example of just how false that assumption is.
In this report, vaccinated patients actually transmitted the mumps virus from the vaccine to other patients who had been previously vaccinated. Try to explain this one with 100% vaccine effectiveness…
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