Objective:To study the effects of masticatory movements on the functional activity of brain by comparing the blood flow change before and after RPD restoration of free-end edentia.
目的：探讨游离端缺牙患者可摘局部义齿修复前后咀嚼运动不同时段脑血流变化。
Objective:To study the effects of masticatory movements on the functional activity of brain by comparing the blood flow change before and after RPD restoration of free-end edentia.
目的：探讨游离端缺牙患者可摘局部义齿修复前后咀嚼运动不同时段脑血流变化。
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