objection:explore the influence on the incidence of wrong jaw deformity in different ways to brush the teeth and advocate a more heathy and effective oral health care behavior .
目的:探究不同刷牙方式对错颌畸形发生率的影响,倡导更为健康有效的口腔保健行为。
objective to investigate the character of mandible movement with developmental lateral jaw deformity and the influence on oral function.