羧甲基壳聚糖口腔复合膜剂对智牙冠周炎疗效的观察
최갑기각취당구강복합막제대지아관주염료효적관찰
The Effect Observation of Carboxymethyl Chitosan Oral Composite Membrane Film Agent in Treatment of Wisdom Tooth Pericoronitis Pathogens