Whooping Cough Oregon 2024 In India. While vaccines have markedly reduced the incidence of pertussis, a resurgence has occurred in many countries. The cause is a bacterium called, bordetella pertussis.

While vaccines have markedly reduced the incidence of pertussis, a resurgence has occurred in many countries. Oregon health officials are encouraging vaccination against pertussis, also known as whooping cough, after an increase in cases across nine oregon counties.