title: Childhood immunization registries. A national review of public health information systems and the protection of privacy.
mesh_terms: D002648:Child; D003219:Confidentiality; D035082:Federal Government; D006801:Humans; D007114:Immunization / Q000706:statistics & numerical data*; D007256:Information Systems; D037141:Mandatory Programs; D011159:Population Surveillance; D012042:Registries; D014481:United States