Preventive services are delivered through the School Dental Care Service which provides annual dental examination and basic dental care to about 437230 children annually.

预防服务由学童牙科保健服务部提供。 这项保健服务每年为约437230名学童提供周年牙齿检查和基本的牙齿护理服务。

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Objective To investigate the influence of three dental alloys casting crowns on the artifacts of MRI imaging during the examination of 3.0T MRI and 1.5T MRI.

目的对比钴铬合金、低钛合金及镍铬合金3种贱金属合金铸造冠，在3.0 T及1.5 T磁共振成像检查时，产生金属伪影的最大面积及伪影涉及的扫描层数。

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The identification was made through forensic dental examination, Chadwick said.

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