WA sees massive spike in whooping cough cases - The Seattle Times
- WA sees massive spike in whooping cough cases The Seattle Times
- Washington sees massive spike in whooping cough cases, 25% of cases from The Puget Sound KIRO Seattle
- CDC: Pertussis case reports 5 times higher than at this time last year The Washington Post
- Whooping cough, walking pneumonia cases on the rise News Channel 5 Nashville
- Whooping cough cases on the rise in Tri-Cities KEPR 19