Food Safety Report: Salad, Walmart Supercenter, 200 Kocher Lane, Elizabethville, PA, USA 4 months ago • details 3 Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Cramps, Headache Suspected source: salad from walmart Onset: 4 to 12 hours Duration: 12 to 24 hours Sick: Me