Ruuskanen, O Development of an acellular pertussis vaccine and its administration as a booster in healthy adults. [electronic resource] - Vaccine Feb 1991 - 117-21 p. digital Publication Type: Clinical Trial; Journal Article; Research Support, Non-U.S. Gov't ISSN: 0264-410X Standard No.: 10.1016/0264-410x(91)90267-a doi Subjects--Topical Terms: AdultAntibodies, Bacterial--biosynthesisFemaleHemagglutinins--administration & dosageHumansImmunization, SecondaryMaleMiddle AgedPertussis Vaccine--administration & dosageToxoids--administration & dosage