Food Safety Report: Walmart Supercenter, Centerville Highway, Snellville, GA, USA 9 months ago • details 7 Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Chills Suspected source: Walmart turkey and cheddar sub sandwich Onset: 4 to 12 hours Duration: 12 to 24 hours Sick: Me