外科手术拔出法治疗前牙复杂冠根折的疗效分析

张黎丽,张昕,薛亮,丁谦文

Therapeutic effect of surgical extraction for the treatment of complicated crown and root fracture of anterior teeth

ZHANG Lili,ZHANG Xin,XUE Liang,DING Qianwen

口腔疾病防治 . 2018, (12): 785 -790 . DOI: 10.12016/j.issn.2096-1456.2018.12.006