Article Correctness Is Author's Responsibility: Barring nonmedical exemptions increases vaccination rates, study finds

(University of California - San Francisco) The first rigorously controlled study of a 2016 California law that aimed to increase childhood vaccination rates by eliminating nonmedical exemptions has found the law worked as intended, although the researchers noted a small increase in the number of medical exemptions. The study provides definitive evidence on the success of the California law, as policymakers across the United States and around the world debate similarly strict vaccine requirements.