Cephalometric x - ray , tracing , and analysis before orthodontic treatment 图4 .矫正治疗前之测颅x光片，描绘及分析。
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Superimposition of cephalometric tracings and analysis before and after treatment 图9 .矫正治疗前、后测颅描绘之叠?及比较分析。
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A longitudinal study of 5 cephalometric plane angles in female children from 7 to 12 years old 12岁女性儿童5个头影测量平面角度变化的纵向研究
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Method : cephalometric analysis was based on a new and stable baiscranical reference system , in addition to the traditional cephalometric measures 方法：采用传统的头影测量方法及使用一种新的、稳定的头颅参照系统。
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Purpose : to summarize the basic requirement of cephalometric analysis and database product concluded from practice , and apply related products to improve the levels of medical treatment , teaching and scientific research 摘要目的：综述通过临床实践总结出的头影测量分析产品的基本需求，应用相关商品提高医疗、教学、科研水准。
