A deadly E. coli outbreak connected to slivered onions served in McDonald's Quarter Pounder hamburgers across the country has ...
The strain of E. coli in the outbreak produces a toxin that can cause severe, life threatening complications. © Richard T.
The number of Americans sickened in an E. coli outbreak tied to slivered onions used on McDonald's Quarter Pounders has now ...
A deadly E. coli outbreak linked to McDonald’s has now sickened over 100 people, the CDC says. Here's what to know.