- McDonald’s E. coli outbreak linked to illnesses in 13 states, CDC saysNBC News
- Where People Got Sick: E. coli Outbreak, McDonald’s Quarter Pounders – October 22, 2024CDC
- What food safety experts steer clear of to avoid E. coliNBC News
- McDonald’s E. coli crisis reveals why vegetable contamination is harder problem than beefReuters
- McDonald’s makes it official: onions from California produce company are linked to deadly E. coli outbreakFortune