Thailand has incorporated the whole-cell (wP) pertussis vaccine into the expanded program
on immunization since 1977 and has offered the acellular pertussis (aP) vaccine as an …

Background Reduced-antigen-content tetanus, diphtheria, and acellular pertussis (Tdap)
vaccine is recommended in many countries for boosting immunity in adolescents and adults …

Background: Pertussis occurs in older children, adolescents and adults due to waning
immunity after primary vaccination. Booster vaccination for pre-school children has been …

Adult pertussis vaccination is increasingly recommended to control pertussis in the
community. However, there is little data on the duration and kinetics of immunity to pertussis …

The need for boosters for tetanus, diphtheria, pertussis, and polio, starting from preschool
age, is related to the waning immune protection conferred by vaccination, the …

In Japan, routine immunization for polio using the oral polio vaccine (OPV) was suspended
in September 2012; subsequently, an immunization program with inactivated polio vaccines …

The National Institute for Public Health and the Environment (RIVM) annually presents
developments in the National Immunisation Programme (NIP). It gives an overview of how …

For lifetime protection against diphtheria and tetanus, the World Health Organization (WHO)
recommends six doses of diphtheria and tetanus containing vaccines. Td (reduced …

Background Pertussis in adults and adolescents could be reduced by replacing traditional
tetanus and diphtheria (Td) boosters with reduced-antigen-content diphtheria–tetanus …

Despite high vaccine uptake, pertussis remains poorly controlled in Australia and
elsewhere. This has led to frequent changes in national vaccination policy, often without …