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. 2022 Jan 16;22:12. doi: 10.1186/s12903-021-01985-3

Fig. 5.

Fig. 5

Mean relative abundance of the significantly altered microbiome in saliva among patients with periodontitis and diabetes mellitus (DM group) and patients with periodontitis and diabetic nephropathy (DN group). Between-group differences were assessed using the Mann–Whitney U test