Pertussis (Whooping Cough) Fact Sheet Pertussis fact sheet http://www.health.ny.gov/publications/2171/ NYSDH - Pertussis or Whooping Cough Fact Sheet Pertussis or Whooping Cough? Pertussis (Whooping Cough) Fact Sheet Pertussis (Whooping Cough) Fact Sheet Pertussis or Whooping Cough Fact Sheet