Whooping cough cases surge in USA; deadly signs to watch out for - The Times of India
- Whooping cough cases surge in USA; deadly signs to watch out for The Times of India
- Whooping cough hits decade-high level in US Chicago Tribune
- Whooping cough cases surging in Michigan WILX
- Whooping cough cases increasing in Dane County WKOW
- Whooping cough surging in Spokane and statewide as school year begins The Spokesman Review