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ATLANTA (CBS/AP) — Health officials want people to stay away from Honey Smacks cereal.

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The Centers for Disease Control and Prevention says the popular Kellogg’s cereal has been linked to a salmonella outbreak that has infected 100 people in 33 states.

The CDC announced Thursday that customers should avoid Honey Smacks, tweeting, “Do not eat this cereal.” The agency says it found salmonella in samples of Honey Smacks, which has been subject to a voluntary recall by Kellogg since mid-June.

It says that regardless of expiration date, the cereal should be thrown away or returned to a retailer for a refund.

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The CDC says at least 30 of the people infected in the outbreak have been hospitalized. It says most people infected with salmonella develop a fever, cramps or diarrhea within 12 to 72 hours of being exposed to the bacteria.

(© Copyright 2018 CBS Broadcasting Inc. All Rights Reserved. The Associated Press contributed to this report.)