FILE – In this March 16, 2020, file photo, a patient receives a shot in the first-stage safety study clinical trial of a potential vaccine for COVID-19, the disease caused by the new coronavirus, at the Kaiser Permanente Washington Health Research Institute in Seattle. A coronavirus vaccine is still months or years away, but groups that peddle misinformation about immunizations are already taking aim — and potentially eroding — confidence in what could be humanity’s best chance to defeat the virus. (AP Photo/Ted S. Warren, File)

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