CDC officials said the revisions follow a directive from the Trump administration to align U.S. vaccination policy more closely with peer nations, such as Denmark, that administer fewer routine childhood vaccines while reporting comparable health outcomes.

U.S. health officials made broad changes to childhood vaccine recommendations, alarming pediatricians and other medical experts who say they will sow confusion and undermine children’s health.

What’s no longer broadly recommended is protection against flu, rotavirus, hepatitis A, hepatitis B, some forms of meningitis or RSV.