They found that 22 percent of the trials were still not published five years after FDA approval of the drug.

他们发现在药物获得FDA批准五年后仍有22%的试验结果未曾发表。

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They found that 22 percent of the trials were still not published five years after FDA approval of the drug.

他们发现在药物获得FDA批准五年后仍有22%的试验结果未曾发表。

youdao