有一例VAI发生于颈椎椎弓根螺钉内固定，而在C1侧块螺钉内固定术中没有出现。
One case of VAI during C1 lateral mass screw fixation was included, whereas there was no case of VAI caused by cervical pedicle screw fixation.
有一例VAI发生于颈椎椎弓根螺钉内固定，而在C1侧块螺钉内固定术中没有出现。
One case of VAI during C1 lateral mass screw fixation was included, whereas there was no case of VAI caused by cervical pedicle screw fixation.
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