date:Aug 31, 2012
the PFGE patterns were previously unknown to the national tracking system known as PulseNet.
Environmental health investigations have determined that there were multiple opportunities for contamination and cross-contamination during food preparation and that whole frozen chickens may not have been cooked sufficiently to kill all the salmonella present, said Dr. Haselow in his report to the International Society for Infectious Diseases.
The peak of cases occurred 18 hours after consumption of