Fig. 4From: Impact of influenza virus infection on lung microbiome in adults with severe pneumoniaBacterial beta diversity between the IFVN and the IFVP groups (A, PCA analysis; B, PCoA analysis; C, hierarchical cluster analysis; D, linear discriminant analysis effect size). Note: IFVN, influenza virus negative; IFVP, influenza virus positive; PCA, principal component analysis; PCoA, principal coordinate analysis; LDA, linear discriminant analysisBack to article page