Featured in pertussis
More Evidence Shows Whooping Cough Evolving In Response To Its Vaccine
Pertussis vaccines seem to require booster shots sooner than they used to. Could evolution explain why?
Yes, Vaccines Work [Infographic]
Some numbers before and after the introduction of common childhood vaccines
FYI: Are Unvaccinated Kids Really Causing The Whooping Cough Resurgence?
Deadly pertussis is on the rise in the U.S., but is it really the fault of the anti-vaccine crowd?