恒牙牙冠与牙根长度发育完成时间及性别差异探讨
杨涟漪, 赖光云, 汪俊
Radiographic study of the age for crown and root length completion stages of permanent teeth in male and female children
YANG Lian-yi, LAI Guang-yun, WANG Jun
上海口腔医学
.
2020, (2): 183
-186
.
DOI: 10.19439/j.sjos.2020.02.014
