CDC Investigators Use Grocery Store Frequent-Shopper Cards to Track Salmonella Outbreak Source

March 11, 2010

Associated Press writer David Mercer reports on how epidemiologists at the Centers for Disease Control and Prevention used data from frequent-shopper cards issued by grocery stores to trace the source of a salmonella outbreak. That’s how investigators were able to track the source to a manufacturer of salami and then hone in on the pepper used to flavor the meat. To read this article picked up by USA Today, CLICK HERE.