Objective to evaluate the effects of modified Hawley s mechanical retainer on patients with tooth clinching or bruxism.
目的探讨新型改良哈式保持器在夜间紧咬牙或夜磨牙正畸患者中的应用效果。
Objective to evaluate the effects of modified Hawley s mechanical retainer on patients with tooth clinching or bruxism.
目的探讨新型改良哈式保持器在夜间紧咬牙或夜磨牙正畸患者中的应用效果。
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