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Proportion of S. moorei and P. intermedia. Mean and standard deviation for the relative bacterial proportion, before and after non-surgery periodontal treatment (upper panel) of S. moorei (A) and P. intermedia (B), relative to total bacteria in subgingival microbiota of periodontitis patients with halitosis. The lower panel shows the different proportion between the two species, before (C) and after (D) the treatment. The mark ns = non significance; * p < 0.05.
