上颌第一前磨牙先天缺失尖牙异位萌出1例
张占波, 魏俊萍, 甄新乐
Congenital Missing of Maxillary First Premolar and Ectopic Initiation of Canine
ZHANG Zhan-bo, WEI Jun-ping, ZHEN Xin-le
《口腔颌面外科杂志》 . 2013, (3): 235 -236 .  DOI: 10.3969/j.issn.1005-4979.2013.03.020