上颌中切牙牙龈生物型的相关因素分析

赵宇骁周延浦丽飞陈洁丁旭宋晓萌滕荣林吴煜农

To analyze the correlative factors of the gingival biotype of the maxillary central incisor

口腔医学 . 2017, (7): 615 -620 .