What is Pertussis or Whooping Cough? Pertussis is a highly contagious, vaccine-preventable illness caused by the bacterium Bordetella pertussis. It… Read More ›
What is Pertussis or Whooping Cough? Pertussis is a highly contagious, vaccine-preventable illness caused by the bacterium Bordetella pertussis. It… Read More ›