Van Boven points to a couple of potential problems yet to be investigated.

Van Boven指出一些潜在的需要继续探索的问题。

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The other pharmacological mechanisms of naozhongxiao have yet to be investigated.

其它药理机制有待于进一步探讨。

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CONCLUSION: Bone marrow derived stem cells may have a great potential in the treatment and prevention of lung fibrosis. The particular methods and mechanisms are yet to be investigated.

结论：骨髓来源干细胞在治疗及预防肺纤维化方面可能存在巨大潜力，其具体治疗方案与治疗机制还有待进一步研究。

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Factual and statistical obfuscation in numerous provinces and cities, particularly those in central and western provinces, have yet to be investigated or publicized.

CNN: Lessons from China's SARS debacle

NATO's behaviour, as well as Mr Milosevic's, is subject to the laws of war and may yet be investigated.

ECONOMIST: The law and the war