title: Comments on immunization.
mesh_terms: D000818:Animals; D000917:Antibody Formation; D000941:Antigens; D006801:Humans; D007110:Immunity, Active; D007114:Immunization; D008288:Malaria / Q000276:immunology*; D010961:Plasmodium / Q000276:immunology*
chemical_list: D000941:Antigens