Table 1.

Questions asked about symptoms of ILI

No Symptoms?	How high was the fever?
Running Nose?	Cough?
Sore Throat?	Headache?
Muscle Pain?	Chest Pain?
Abdominal Pain?	Diarrhoea?
Nausea?	Cold Shivers?
Sudden Fever? (No/Yes/don't know)	Irritated Eyes?

Table adopted from Marquet et al., 2006 [24]