Despite Tdap coverage of more than 90 percent in adolescents, they had the highest incidence of pertussis of any age group in 2014. (sciencedaily.com)
The World Health Organization is working to increase the percentage of infants who receive at least three doses of pertussis vaccine to 90 percent or higher, especially in developing countries. (sciencedaily.com)
Littler and his colleagues searched for DNA sequences similar to those encoding pertussis toxin among the published genomes of bacteria. (sciencedaily.com)