Food Safety Report: Burgertec Salisbury, John Street, Salisbury SA, Australia 2 years ago • details 7 Comments Comment Suspected food poisoning. Symptoms: Nausea, Vomiting, Stomach Pain, Cramps, Chills, Headache Suspected source: Loaded fries Onset: Less than 4 hours Duration: 4 to 12 hours Sick: 2 people