TY - West China Journal of Stomatology A1 - Yang Wenjun, Han Jiajia, Wang Yichen, Li Fengxiang, Du Qitao T1 - Effect evaluation of different methods for removal of root canal filling materials Y1 - 2022-12-01 JF - West China Journal of Stomatology JO - West China Journal of Stomatology SP - 685 EP - 689 VL - 40 IS - 6 UR - https://www.hxkqyxzz.net N1 - 10.7518/hxkq.2022.06.009 ER -