Report about Salmonella and Campylobacter impact in USA (2010) Consumer Reports has been measuring contamination in store-bought chickens since 1998. For our latest analysis, we had an outside lab test 382 chickens bought last spring from more than 100 supermarkets, gourmet- and natural-food stores, and mass merchandisers in 22 states. Salmonella&Campylobacter_USA_consumerreport.org
