Whooping cough vaccine efficacy called into question

June 15, 2014 1:52 PM

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Whooping cough vaccine efficacy called into question

Of the 621 cases of whooping cough in San Diego County this year, 85 were vaccinated.

"Pertussis vaccines offer high levels of protection within the first year of completing vaccinations," said Dr. Wilma Wooten, a San Diego county public health officer.

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