Food Safety Report: Woolworths Kyalami, Kyalami Corner Shopping Centre, Witpoort, Midrand, South Africa 2 years ago • details 3 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Cramps Suspected source: Sushi Onset: 1 to 2 days Duration: 12 to 24 hours Sick: Me