At least 19 people have been sickened by E.coli linked to rotisserie chicken salad made and sold in Costco Wholesale stores, the CDC said on Tuesday.

The majority of the illnesses have been reported in the western United States, with five people hospitalized, though no deaths reported, the Centers for Disease Control and Prevention said.

"The epidemiologic evidence available at this time suggests that rotisserie chicken salad made and sold in Costco Wholesale stores in several states is a likely source of this outbreak," the CDC said.

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