Anatomic study of canal isthmuses of mandibular permanent incisors by Micro -CT
LIU Cheng -xia1, LI Wen2, ZHENG Qing-hua1, GENG Ning1, SUN Tuo-qi1, HUANG Ding-ming2
West China Journal of Stomatology . 2010, (02): 177 -180 .  DOI: 10.3969/j.issn.1000-1182.2010.02.016