54例持续性根尖周炎的显微根尖外科手术1年疗效观察
申静 张海峰 靳淑凤 李宁宁 樊建荣
One year evaluation of endodontic microsurgery in 54 cases with persistent apical periodontitis
Shen Jing, Zhang Haifeng, Jin Shufeng, Li Ningning, Fan Jianrong.
华西口腔医学杂志 . 2012, (4): 388 -392 .  DOI: 10.3969/j.issn.1000-1182.2012.04.014