The stubborn persistence of anti-vaxxers shows how difficult it is to dispel misinformation once that information is out there, even after dozens of new studies and millions of dollars in research that demonstrate that vaccines are safe.

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Mr Silvani has mounted an anti-evasion campaign based in part on stubborn persistence, in part on publicity.

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Is this any way for a writer as good as Jacobson is to tackle such important issues as the tensions between the religious and the secular and the persistence of and sting of anti-Semitism?

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Microsoft has demonstrated persistence over antitrust rulings before when it confronted the Europe Commission, and while Korea's anti-trust ruling is said by the company to have been "more extreme" than the EC's, the the software giant looks set to display the usual chutzpah.

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