Acting CDC director calls to 'break up' the measles, mumps and rubella vaccine into three shots

Individual vaccines for each virus aren't available in the U.S., and there is no published scientific evidence that shows a benefit to separating the combined vaccine.

via: https://www.nbcnews.com/health/health-news/separate-measles-mumps-rubella-vaccine-acting-cdc-director-rcna235971