Students at Huntington Park high school get whooping cough shots in 2011. California law that took effect that year requires middle and high school kids to be immunized against whooping cough, otherwise known as pertussis.
Students at Huntington Park high school get whooping cough shots in 2011. California law that took effect that year requires middle and high school kids to be immunized against whooping cough, otherwise known as pertussis. Irfan Khan Los Angeles Times
Students at Huntington Park high school get whooping cough shots in 2011. California law that took effect that year requires middle and high school kids to be immunized against whooping cough, otherwise known as pertussis. Irfan Khan Los Angeles Times

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December 09, 2014 4:00 PM

A well-intentioned idea shows results in vaccination rates

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