title: The potency of whooping cough (pertussis) vaccines in Canada.
mesh_terms: D002170:Canada; D002648:Child; D006801:Humans; D007223:Infant; D010567:Pertussis Vaccine / Q000592:standards*; D012016:Reference Values; D014481:United States; D014917:Whooping Cough / Q000453:epidemiology; D014944:World Health Organization
chemical_list: D010567:Pertussis Vaccine