pertussis

pertussis puhekieltä whooping cough|Whooping cough.
1976, Charles R. Manclark, The Current Status of Pertussis Vaccine: An Overview, D. Perlman (editor), Advances in Applied Microbiology, Volume 20, https://books.google.com.au/books?id=_jvQV-v2ij0C&pg=PA1&dq=%22pertussis%22%7C%22pertusses%22&hl=en&sa=X&ved=0ahUKEwjJmsnviozQAhXGk5QKHQNEDV8Q6AEIaDAQv=onepage&q=%22pertussis%22%7C%22pertusses%22&f=false page 1,

With the introduction of an improved and standardized pertussis vaccine in the 1940s, there followed a remarkable decline in pertussis in the United States, most of the Western world, and Australia, New Zealand, and Japan.

Bordetella pertussis is a Gram-negative bacterial pathogen that infects the human respiratory tract, causing the disease pertussis or whooping cough.

During 1993 to 2004, the hospitalization rate in the US for pertussis among infants ages