Three years http://ettchokladeri.se/diabetesdrughelpcom-205e.pdf#manage ipahealthcare.org  Costco's birds are typically cooked to 180 degrees Fahrenheit, well above the 165 degrees needed to kill salmonella bacteria, Wilson said. But cross-contamination can occur from other sources. In this case, the bacteria could have been splashed as workers mopped floors or could have been transferred when a worker got bacteria from a raw bird on a smock and the transferred it to the cooked chicken, Wilson said. The firm has changed cleaning and smock-changing procedures in response.ﾃつ�