牙中牙3例报告及文献复习
张艳, 宋文斌, 付双, 李会旭, 万春燕
Dens in dente: report of 3 cases and review of the literature
ZHANG Yan, SONG Wen-bin, FU Shuang, LI Hui-xu, WAN Chun-yan
上海口腔医学 . 2019, (2): 191 -195 .  DOI: 10.19439/j.sjos.2019.02.017