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上了年纪,牙齿一定会掉光光吗?
世界卫生组织(WHO)曾提出过一个“8020”的老年人口腔健康标准,即 80岁时至少应该还有20颗功能牙 (能正常咀嚼食物,不松动的牙)。 只是在这个过程中,很多人因为口腔卫生不到位,导致牙病侵袭,如 牙周病和龋病 ...
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