“This is the same vaccine schedule reversed by the court, but is now chiseled on stone tablets,” he continued. The American Academy of Pediatrics responded by emphasizing that its own childhood immunization schedule remains based on scientific evidence. “The AAP’s childhood vaccine schedule is built on science. “The problem is that we aren’t peers with the countries cited — our healthcare system is not the same nor should our vaccine schedule be,” he wrote. “Sadly, the executive commandment changing the vaccine schedule without process or data is not shocking from this HHS and administration,” he wrote.