结果：观察到的侧副管有5型：根管侧支、根尖分歧、根尖分叉、管间吻合和旁管。

Result: 5 types of accessory canals were observed, the incidence of each type in different root canal systems was assessed.

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结果：观察到的侧副管有5型：根管侧支、根尖分歧、根尖分叉、管间吻合和旁管。

Result: 5 types of accessory canals were observed, the incidence of each type in different root canal systems was assessed.

youdao