21,000 had whooping cough last year, CDC says
(AP)
AP - More than 21,000 people got whooping cough last year, many of them children and teens. That's the highest number since 2005 and among the worst years in more than half a century, U.S. health officials said Wednesday.
http://us.rd.yahoo.com/dailynews/rss/health/*http://news.yahoo.com/s/ap/20110223/ap_on_he_me/us_med_whooping_cough