36例下切牙先天缺失正畸治疗的临床体会

黄素华杨四维马晨博王妤

Clinical experience of or thodontic tr eatment on 36 cases with congenital lower incisor missin

HUANG Suhua, YANG Si- wei, MA Chen- bo, WANG Yu

华西口腔医学杂志 . 2007, (04): 368 -370 .