Whooping cough can cause severe symptoms, and case numbers are particularly high among older children. With the start of the school year, Quebec public health officials have sent a note to parents and schools asking them to watch for specific signs.
Whooping cough can cause severe symptoms, and case numbers are particularly high among older children. With the start of the school year, Quebec public health officials have sent a note to parents and schools asking them to watch for specific signs.
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