But, she cautioned universal access to this treatment is still a distant goal.

但是她告戒说，普通人能获得这种治疗仍然是个遥远的目标。

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But some experts cautioned that the science in the study is still very early.

但有些专家申饬说，研究的学科仍在初期。

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But some experts cautioned that the science in the study is still very early.

但有些专家申饬说，研究的学科仍在初期。

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