Figure 4
From: Male predominance of pneumonia and hospitalization in pandemic influenza A (H1N1) 2009 infection

Number (n = 122) and rate (3.58%) of pneumonia in pandemic influenza A (H1N1)-confirmed patients by age group.
From: Male predominance of pneumonia and hospitalization in pandemic influenza A (H1N1) 2009 infection
Number (n = 122) and rate (3.58%) of pneumonia in pandemic influenza A (H1N1)-confirmed patients by age group.