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. 2021 Jan 6;17:7. doi: 10.1186/s12917-020-02660-5

Fig. 1.

Fig. 1

Map showing the geographical locations where canine subgingival plaque samples were collected. Pie charts depict the average relative abundance of each phyla in samples from USA, UK, Thailand and China (left to right). Map design by www.123Freevectors.com