Background Over the last decades, pertussis showed periodic increases in its incidence
among adults, despite being a vaccine-preventable disease. Methods This phase III …

This study evaluated the safety and immunogenicity of combined diphtheria, tetanus,
acellular pertussis, inactivated poliomyelitis vaccine (DTPa-IPV) given as primary …

Abstract▴ The reduced-antigen combined diphtheria-tetanus-acellular pertussis vaccine
(dTpa) is intended for use as a booster dose in individuals aged≥ 4 years.▴ A single dose …

Background. Booster vaccination against tetanus and diphtheria at 10-year intervals is
commonly recommended. Reduced antigen content diphtheria and tetanus toxoids and …

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: Annual influenza vaccination provides an opportunity to administer a
booster dose of diphtheria, tetanus, acellular pertussis and inactivated poliomyelitis vaccine …

Background Increasing evidence shows that protection induced by acellular pertussis
vaccines is short-lived, requiring repeated booster vaccination to control pertussis disease …

Introduction: Older children and adults, susceptible to pertussis because of waning
immunity, may serve as a reservoir of infection, leading to severe disease among young …

Background. The changing epidemiology of pertussis in France has emphasized the need
for booster vaccinations in adolescents. Although not previously recommended because of …

Pertussis continues to circulate in Chinese communities and older children, adolescents and
adults are sources of infection for unprotected infants. Two studies conducted in Jiangsu …