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釉牙骨质界与牙齿楔形缺损的关系李建云宜昌市中心人民医院（４４３００３）为了探讨楔形缺损与牙颈部部釉牙骨质界的关系，我们做了如下观察。１材料和方法从９９２个离体牙中筛选出有楔形缺损的患牙８２个，随机挑选２０个制片。制片方法：用流水洗净患牙，沿牙体长轴唇...
Relationship between enamel cementum and wedge-shaped defect of teeth Li Jianyun Central People's Hospital of Yichang (443003) In order to explore the relationship between wedge-shaped defect and glaucoma of cervical part, we made the following observations. MATERIAL AND METHODS One hundred and eighty teeth with wedge-shaped defects were screened from 992 isolated teeth and 20 were randomly selected. Production methods: Wash the teeth with water, along the long axis of the tooth lip ...