Insights into blue light accelerated tooth whitening.

Heliyon · 2021 · PMC7881219 · PMID 33615002

Europe PMC DOI

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a decreasing trendno p-value reported

an increasing trendno p-value reported

Redness (a∗) reduction showed an increasing trend (non-significant) during light alone treatment, and a decreasing trend during other treatments.

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