Anatomic study of the thoracic pedicle morphology in the immature spine is lacking.

对未成年人胸椎椎弓根的解剖学研究暂未报道。

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In the immature stage of the trend development the resistance features are most important.

在趋势未完全形成的阶段，阻力特征是最重要的。

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Thus, the safety and feasibility of transpedicular fixation in the immature spine are still questionable.

因此未成年人胸椎椎弓根螺钉的安全与可行性仍存在争议。

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It was the first place where the concept of stem cells was developed, in that if one looks carefully one can find immature cells in the bone marrow.

这是干细胞概念的发祥地,如果仔细观察造血系统,就能找到骨髓中的未成熟细胞

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Developing new hardware, especially in the relatively immature wearable space, takes a lot of time, money, and intellectual resources.

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It enters the body through tiny breaks in the skin caused by rubbing during sex, making its way below the surface to worm inside immature skin cells in and around the genital tract, (see diagram, below).

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Still, the free-to-play model is immature in the Western markets and it remains to be seen how it will evolve, and how this management team can execute as a much larger company.

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