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. 2012 Nov 6;7(11):e48609. doi: 10.1371/journal.pone.0048609

Figure 2. Hospitalized cases of influenza-associated acute lower respiratory infection by month of admission.

Figure 2

Detailed legend. Hospitalized cases of influenza-associated acute lower respiratory infection by month of admission – Sa Kaeo and Nakhon Phanom, Thailand, January 2009 – December 2010. Cases with more than one influenza type or subtype are included in each category: three cases positive for influenza B and A (H1N1pdm09, H3N2, H1N1), one case positive for influenza A (H1N1)pdm09 and A (H3N2).