TY - Chinese Medical Sciences Journal A1 - Kuo Wan, Shun-yun Luo, Ji-zhi Zhao, Hai-yun Wang,Lin Ma, and Wen-dong Yang* T1 - Clinical Treatment and Anatomy Study of Maxillary First Molars with Five Root Canals Y1 - 2011-06-24 JF - Chinese Medical Sciences Journal JO - Chinese Medical Sciences Journal SP - 129 EP - 131 VL - 26 IS - 2 UR - http://cmsj.cams.cn N1 - 10.1016/S1001-9294(11)60033-3 ER -