title: Pertussis in adults: significance for disease transmission and immunisation policy.
authors.forename: E L
authors.initials: EL
authors.lastname: Hewlett
mesh_terms: D000328:Adult; D000367:Age Factors; D006801:Humans; D010567:Pertussis Vaccine; D014917:Whooping Cough / Q000453:epidemiology / Q000517:prevention & control*
chemical_list: D010567:Pertussis Vaccine