No link between MMR vaccination before age 2 and autism, large US study suggests - CIDRAP
Share Copied to clipboard Samara Heisz / iStock A national retrospective cohort study of more than 2.5 million children found no association between receiving the measles, mumps, and rubella (MMR) vaccine before age 2 years and having an autism diagnosis. “These results reinforce existing evidence supporting the safety of MMR vaccination,” wrote the authors, from the University of Washington.