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. 2014 Apr 18;179(11):1394–1401. doi: 10.1093/aje/kwu061

Figure 2.

Figure 2.

Estimated probability of self-reported influenza-like illness (ILI), P(ILI | Flu), among child (ages ≤17 years) and adult (ages ≥18 years) influenza (Flu) cases, 2008–2009. Data were derived from Hong Kong, China, household studies (15–17). Bars, 95% credible intervals.