Objective:To observe the clinical effect of avoiding caries of pit and fissure sealing.
前言： 目的：了解窝沟封闭剂预防龋齿的临床效果。
Therefore pit and fissure sealing on second molar can be used on the prevention of permanent dental caries.
因此，实现龋病预防三早，重视第二恒磨牙开展窝沟封闭具有实际意义。
Objective To observe the clinical effect of GCIX glass ionomers used as pit and fissure sealant in the prevention of fissure caries with fissure sealing.
目的观察采用GCIX玻璃离子用于窝沟封闭剂预防窝沟龋的临床效果。
Objective To observe the clinical effect of GCIX glass ionomers used as pit and fissure sealant in the prevention of fissure caries with fissure sealing.
目的观察采用GCIX玻璃离子用于窝沟封闭剂预防窝沟龋的临床效果。
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