The proper ties of differ ent or thodontic r ectangular ar ch wir es in torsion
HUANG Ning1，2, GU Min3, HAN Xiang- long2, BAI Ding2
West China Journal of Stomatology . 2008, (02): 152 -155 . 

Powered by Beijing Magtech Co. Ltd
This work is licensed under a Creative Commons Attribution 3.0 License.