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Fig. 1 | BMC Oral Health

Fig. 1

From: An in vitro screening assay for dental stain cleaning

Fig. 1

Effects of initial surface roughness of bovine enamel specimen surfaces on the stain removal efficacy after brushing with the tested toothpaste slurries and water for up to 5000 brush strokes, n = 8, mean ± standard deviation. a Roughened enamel surface group; b Partially roughened enamel surface group; c Polished enamel surface group

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BMC Oral Health

ISSN: 1472-6831

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