1. Microbial
Genomics and Bioprocessing Research Unit, Agricultural Research
Service, U.S. Department of Agriculture, Peoria, Illinois
61604
2. Produce Safety and
Microbiology Research Unit, Agricultural Research Service, U.S.
Department of Agriculture, Albany, California
94710
3. Animal Disease Research Unit,
Agricultural Research Service, U.S. Department of Agriculture,
Pullman, Washington 99164
4. Microbial Outbreaks and
Special Projects Laboratory, Food Safety and Inspection
Service, U.S. Department of Agriculture, Athens, Georgia
30605