[KongchangAI]
Unverified90% confidenceDecision RuleTime unknown

0.05% NaF(约225ppm氟)属于日常每日使用浓度,防龋效果温和但需长期坚持才能体现;若已有明显龋损或高龋风险,牙医可能建议改用每周一次的0.2% NaF高浓度型

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90%
Confidence
Long-term
Relevance
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