The influence of bracket type on the external apical root resorption in class I extraction patients - a retrospective study

Abstract Background The relationship between orthodontic treatment-related factors and EARR has never been fully answered. The aim of this study was to investigate whether conventional and passive self-ligating brackets affect the amount and severity of external apical root resorption (EARR) in with...

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Bibliographic Details
Main Authors: Fang Qin, Yu Zhou
Format: Article
Language:English
Published: BMC 2019-03-01
Series:BMC Oral Health
Subjects:
Online Access:http://link.springer.com/article/10.1186/s12903-019-0743-3