Randomised controlled trial of two-component, three-component and five-component acellular pertussis vaccines compared with whole-cell pertussis vaccine

Olin P, Rasmussen F

1997

Sweden

This is one of the studies comparing the efficacy and side effects of different types of pertussis vaccine. We will notice that the children were followed for an average of 17 months. We cannot rely on such studies to explore the long term effects on health of vaccination

See entries 0133 and 0134