title: Progress towards a new pertussis vaccine.
mesh_terms: D000942:Antigens, Bacterial / Q000302:isolation & purification; D002675:Child, Preschool; D002986:Clinical Trials as Topic; D006801:Humans; D007564:Japan; D010567:Pertussis Vaccine / Q000009:adverse effects; D006113:United Kingdom
chemical_list: D000942:Antigens, Bacterial; D010567:Pertussis Vaccine