Objective to investigate the difference between digital periapicalfilm and conventional film in the evaluation of tooth length and root resorption.
目的探讨数字化根尖片和普通根尖片在评价牙齿长度和牙根吸收方面的差异。
2
Digital periapicalfilm can quick understand the root canal preparation, root canal length and root canal filling accurately, surpassing conventional periapicalfilm.