Figure 2. Epidemic curve of an outbreak of cyclosporiasis occurring in attendees of four holiday luncheons in a restaurant in Germany in December 2000. Results for the 26 cases in a retrospective cohort study. *Defined as having reported any of these symptoms: diarrhea (>3 bowel movements per day), loss of appetite, weight loss, flatulence, abdominal cramps, nausea, vomiting. †Laboratory confirmation by detection of Cyclospora oocysts in at least one stool sample by a modified Ziehl-Neelsen technique.