News Headlines Article

Whooping cough questions focus on the final childhood booster shot
Los Angeles Times

The dramatic surge in whooping cough in California in 2010, in which 10 infants were killed by the bacterium and more people were sickened than in any year since 1947, has scientists looking for answers.

Researchers are focusing on a surprising trend: 7- to 10-year-olds are getting the disease at higher levels than doctors would have suspected.