Last week, President Donald J. Trump signed an executive order calling on the CDC and its vaccine advisory committee to revise the childhood immunization schedule to match the schedules of other countries.It is the administration’s second attempt to reduce the number of vaccines that are universally recommended for children in the United States.

President Donald Trump has endorsed a decision by the Department of Health and Human Services to cut down the number of required vaccinations for children, directing federal…

Last week, President Donald J. Trump signed an executive order calling on the CDC and its vaccine advisory committee to revise the childhood immunization schedule to match the…