Objective To describe the distributional characteristics and development of dentists doing orth-odontic work in Liaoning.

目的描述辽宁省11个城市口腔正畸人才的发展特点。

The relapse of orthodontically rotated teeth can be a serious problem in occlusal stability after orth-odontic treatment.

扭转牙的复发是正畸临床治疗后牙稳定性的难题之一。