Method CPC and traditional root canal filling paste gutta percha point were used in treament of root canal filling on 0 方法:采用自固化磷酸钙根管充填剂和传统的充填剂分别应用于随机选择的两组做根管治疗的患牙随访观察～年。
Results The upshot in treament of CPC group is much lighter than traditional root canal filling paste gutta percha point果:自固化磷酸钙根管充填剂治疗组的疗效明显优于传统根管充填剂组(P<0.0)。