MMR — the modern combination vaccine against measles, mumps and rubella — provides stronger, longer-lasting protection against measles than the stand-alone measles vaccine typically given in the U.S. in the early 1960s.

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MMR — the modern combination vaccine against measles, mumps and rubella — provides stronger, longer-lasting protection against measles than the stand-alone measles vaccine typically given in the U.S. in the early 19