Aim To investigate the clinical incidence of the second mesiobuccal root canal of maxillary first molars.

目的研究上颌第一磨牙近中颊根第二根管的临床发现率。

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Objective To investigate the bacterial composition of infected root canal of human deciduous teeth with deep caries.

目的本研究的目的是对患有深龋的乳牙根管内细菌进行分析。

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Methods We used the root apex locator to measure work length of each root canal of 36 cases and compared the measured results.

方法用根尖定位仪测量36例患牙的每个根管工作长度，并进行比较。

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Changing throughput the traditional way involves a corporate root canal of new boxes, wires and training, with no way to scale back down.

FORBES: Weaving The Perfect Net

Carlesimo said going from the Heat on Wednesday to the Bulls on Friday was like "going for a root canal a couple of times in a week" because of how tough both teams make it to run an offense.

WSJ: Bench carries Nets past Bulls, 93-89

Even with Chicago's injuries, Carlesimo said going from the Heat on Wednesday to the Bulls on Friday was like "going for a root canal a couple of times in a week" because of how tough both teams make it to run an offense.

WSJ: Bench carries Nets past Bulls, 93-89