After a Debacle, How California Became a Role Model on Measles


In 2014, Disneyland experienced a measles outbreak that was linked back to the alarmingly low vaccination rates among Californian children. Following this outbreak, California passed a law that removed two of the most commonly used vaccination exemptions: personal belief exemptions, and conditional exemptions. Two years later, most children in California attend schools that meet herd immunity standards, and the chances of another outbreak are minimal.

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