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. 2014 Dec 15;14:152. doi: 10.1186/1472-6831-14-152

Figure 3.

Figure 3

In vitro bacterial reduction effects of aPDT with TBO and LED on S. oralis . Blue bars show the effect of TBO only, and red bars present the effect of TBO with LED irradiation. The data represent mean ± SD (n = 5).