title: [Mechanism of action of vaccines and their classification].
mesh_terms: D000328:Adult; D000368:Aged; D000917:Antibody Formation; D002675:Child, Preschool; D006801:Humans; D007115:Immunization Schedule; D008214:Lymphocytes / Q000276:immunology; D014612:Vaccines / Q000008:administration & dosage / Q000145:classification* / Q000276:immunology*
chemical_list: D014612:Vaccines