BACKGROUND: Acellular pertussis vaccines replaced whole-cell vaccines for the 5-dose
childhood vaccination series in 1997. A sixth dose of pertussis-containing vaccine, tetanus …

ABSTRACT Background: In the United States (US), diphtheria, tetanus, and acellular
pertussis (DTaP) vaccination is recommended at 2, 4, and 6 months (doses 1–3), 15–18 …

Background. Published data on the safety of tetanus-diphtheria-acellular pertussis vaccine
(Tdap) in persons aged≥ 65 years are limited. This study aims to examine a large cohort of …

Reduced-antigen, combined diphtheria, tetanus and three-component acellular pertussis
vaccine (Tdap; Boostrix®) is indicated for booster vaccination against diphtheria, tetanus …

OBJECTIVE: To evaluate antibody persistence one year after three-dose primary
vaccination and booster immune response during the second year of life for a fully liquid …

Objectives In February 2012, the Advisory Committee on Immunization Practices (ACIP)
advised that all adults aged≥ 65 years receive a single dose of reduced-antigen-content …

The aim of this assessor-blinded trial was to compare the immunogenicity and reactogenicity
of a candidate diphtheria, tetanus toxoids and acellular pertussis vaccine with reduced …

Background: The rising incidence of pertussis amongst adults and adolescents in
industrialised countries could be reduced by replacing tetanus and diphtheria (Td) boosters …

Background: A resurgence of pertussis cases among both vaccinated and unvaccinated
people raises questions about vaccine effectiveness over time. Our objective was to study …

Importance In most countries, the diphtheria-tetanus–acellular pertussis (DTaP) vaccine is
administered as a 3-dose infant series followed by additional booster doses in the first 5 …