Food Safety Report: Walmart Supercenter, U.S. 441, Mount Dora, FL, USA 1 year ago • details 28 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Stomach Pain, Cramps, Chills Suspected source: Greens Onset: Less than 4 hours Duration: Less than 4 hours Sick: Me Additional information: ate the salad greens twice and had the same symptoms