Hendrikx, Lotte H Impact of infant and preschool pertussis vaccinations on memory B-cell responses in children at 4 years of age. [electronic resource] - Vaccine Aug 2011 - 5725-30 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1873-2518 Standard No.: 10.1016/j.vaccine.2011.05.094 doi Subjects--Topical Terms: Antibodies, Bacterial--bloodB-Lymphocytes--immunologyBordetella pertussis--immunologyChild, PreschoolDiphtheria-Tetanus-Pertussis Vaccine--immunologyDiphtheria-Tetanus-acellular Pertussis Vaccines--immunologyEnzyme-Linked Immunospot AssayFlow CytometryHumansImmunization, SecondaryImmunologic MemoryInfantPertussis Vaccine--immunologyVaccinationWhooping Cough--immunology