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１３６例髓底穿孔乳牙的疗效分析郭永利邓转云张建国１９８９～１９９３年治疗乳牙髓腔底穿孔１３６例，１５４个牙。男５４例，女８２例；年龄４岁～１１岁；第一乳磨牙９２个，第二乳磨牙６２个。穿孔小的乳牙（未波及根管口）用磷酸锌水门汀或玻璃离子水门汀填补穿孔、...
Analysis of 136 Cases of Periarterial Perforation of Deciduous Teeth GUO Yong-li, DENG Shi-yun, ZHANG Jiang-guo A total of 136 teeth and 154 teeth were obtained from 1989 to 1993. 54 males and 82 females; aged 4 to 11 years; 92 first molars and 62 second molars. Perforated small teeth (did not affect the root canal mouth) with zinc phosphate cement or glass ionomer cement to fill the perforation, ...