Several Ontario health units, including the Haliburton Kawartha Pine Ridge District Health Unit, are warning about rising whooping cough cases in schools. The disease has been on the rise across the province. Germain Ma looks into why.
- ‘Highly contagious’ whooping cough subject of summer surge across Ontario
- Whooping cough cases appear in Peterborough-area schools: health unit
- Ontario whooping cough cases are on the rise