In the current debate over whether to legislate the removal of individual vaccine exemptions, the quality of the vaccines themselves gets little attention.
Worse Than Nothing: How Ineffective Vaccines Enhance Disease
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A student at the University of Iowa receives a mumps, measles, and rubella vaccination shot at the school’s student health service in Iowa City, Iowa, in this file photo. MARK KEGANS/GETTY IMAGES
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Focus for Health
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