Food Safety Report: Dairy Queen Grill & Chill, 4105 Bow Trail Southwest, Southwest Calgary, Calgary, AB T3C 2E9, Canada 1 year ago • details 8 Suspected food poisoning. Symptoms: Diarrhea, Stomach Pain Suspected source: Chicken strips, fries, gravy, or sweet and sour sauce Onset: Less than 4 hours Duration: Less than 4 hours Sick: 2 people