【填空题】
5、CPl___。
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即社区牙周指数。WHO推荐使用的牙周病流行病学诊断标准。采用CP牙周探针检查，以探诊为主，结合视诊的方法，诊断牙龈出血、牙石和牙周袋深度，可反映个人和人群的牙周病流行情况
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