The CDC said epidemiological data showed that slivered onions served at McDonald’s were the likely source of the outbreak.

People in at least 14 states caught a nasty strain of E. coli from tainted onions used in McDonald's Quarter Pounders, though ...

The source of the outbreak was likely slivered onions on McDonald's Quarter Pounder burgers, health officials have said.

The CDC reports 104 cases of E. coli linked to McDonald's Quarter Pounders due to contaminated onions, with one death and 34 ...

The E. coli outbreak linked to McDonald's Quarter Pounders is now traced back to more than 100 cases across 12 states.

A multistate E. coli outbreak linked to onions served on McDonald’s Quarter Pounders has affected at least 104 people in 14 ...

A person from North Carolina is among those who got sick from an ongoing E. coli outbreak linked to McDonald’s, according to ...

A deadly E. coli outbreak connected to slivered onions served in McDonald's Quarter Pounder hamburgers across the country has ...

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Fourteen new illnesses linked to the McDonald's E. coli outbreak were reported by the CDC and FDA Wednesday, bringing the ...

One person has died and four people have developed a potentially life-threatening kidney disease complication as part of the ...

12 and Oct. 21. At least seven people who got sick said they ate McDonald's food while traveling. Slivered onions served on ...