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Figure 2: Reverse cumulative % distribution curve of HI titre reported in subjects (18-59 years, n=198 and ≥60 years, n=63) (HI titer: Hemagglutination inhibition titer)

Figure 2: Reverse cumulative % distribution curve of HI titre reported in subjects (18-59 years, n=198 and ≥60 years, n=63) (HI titer: Hemagglutination inhibition titer)