Soaring cases of whooping cough, also known as pertussis, south of the border have a Canadian doctor raising the alarm about a similar trend here.
Whooping cough symptoms: How concerned should Canadians be?
CTV News Just now
44
CTV News Just now
Soaring cases of whooping cough, also known as pertussis, south of the border have a Canadian doctor raising the alarm about a similar trend here.