Health authorities are girding for what may be a bad couple of years.
"There is a lot of pertussis out there, and there may be more coming to a place near you," Schuchat said.
CDC report: http://www.cdc.gov/mmwr
A CDC-recommended video of a child with whooping cough: http://www.whoopingcough.net/video%20whooping%20cough.htm
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