目的观察应用釉质成形术结合窝沟封闭术预防窝沟龋的效果。

Objective Angioplasty observe the enamel pit and fissure caries with sealant to prevent the effects of.

youdao

目的观察应用釉质成形术结合窝沟封闭术预防窝沟龋的效果。

Objective Angioplasty observe the enamel pit and fissure caries with sealant to prevent the effects of.

youdao