Food Safety Report: Walmart Photo Centre, Millennium Parkway, Belleville, ON, Canada 1 year ago • details 14 Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Chills, Headache Suspected source: Fried zucchini Onset: 12 to 24 hours Duration: 12 to 24 hours Additional information: Severe stomach pain