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Deep brushing abrasions. Too vigorous brushing, with an incorrect technique, initially causes gingival recessions, and subsequently the abrasion of the exposed root surfaces.
Man with a No sign
AI interface showing prompt error warning and system alert. AI prompt failure can lead to incorrect output or hallucination. Managing AI prompt error is crucial in safe AI deployment. Muxer
A cross symbol for False or Wrong, indicating incorrect or rejection.

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