title: Anti-vaccine legislation threatens immunity.
authors.forename: Tami
authors.initials: T
authors.lastname: Brooks
mesh_terms: D002675:Child, Preschool; D006291:Health Policy; D006801:Humans; D007114:Immunization / Q000331:legislation & jurisprudence* / Q000706:statistics & numerical data; D007223:Infant; D037141:Mandatory Programs / Q000331:legislation & jurisprudence* / Q000706:statistics & numerical data; D008457:Measles / Q000517:prevention & control; D008922:Mississippi