title: The need for innovation in immunization.
authors.forename: P J
authors.initials: PJ
authors.lastname: Edelson
mesh_terms: D002669:Child Welfare; D002675:Child, Preschool; D017277:Drug Approval; D006801:Humans; D007114:Immunization; D014481:United States; D014612:Vaccines
chemical_list: D014612:Vaccines