目的:研究老年人慢性根尖周炎的疗效.方法:对98例患慢性根尖周炎的老年人,在接受根管治疗1～11年后的116颗牙进行复查;以同期治疗的8......

This case study reports the successful outcome of horizontal root fractures of two different patients, which took place ......