Food Safety Report: McDonald's - Mercês, Algueirão-Mem Martins, Portugal 8 months ago • details Comments Comment Suspected food poisoning. Symptoms: Vomiting, Stomach Pain, Cramps Suspected source: McDonald's burger Onset: Less than 4 hours Duration: 4 to 12 hours Sick: Me Additional information: Vomiting, cramps, stomach pain,… See more