Created in 1976, this historic photograph showed an adult female receiving a vaccination that was administered by a public health clinician, by way of a jet injector, also known as a “Ped-O-Jet®”, during the nationwide Swine Flu vaccination campaign, which began October 1, 1976. CDC (CC0)
Why have some parents started second guessing their pediatrician’s advice, to the point that measles is showing up in Disneyland? Historian Arthur Allen explains how we got here.