Fig. 2From: Relationship of influenza virus infection to associated infections in children who present with influenza-like symptomsEpidemiology of influenza infection in the study population: number of ILI visits according to age and influenza status. Bars depict the absolute frequency of ILI-visits. Most influenza positive patients were reported for age 3. Blue bar: influenza positive. Green bar: influenza negativeBack to article page