Whooping cough cases have doubled in a year, CDC data shows – ABC News
- Whooping cough cases have doubled in a year, CDC data shows ABC News
- Whooping cough cases are rising again in the US AP News
- ‘Fighting to breathe’: Whooping cough surges as vaccination rates drop NBC News
- Whooping cough cases surge as vaccine rates fall The Washington Post
- Whooping Cough on Track for Worst US Outbreak in 70 Years Bloomberg.com