艾滋病毒疫苗可靠性被质疑
Doubts have been raised about the reliability of a trial suggesting success for a vaccine against HIV.
公众对关于艾滋病毒的疫苗研制成功可靠性的质疑不断浮现。
Doubts have been raised about the reliability of a trial suggesting success for a vaccine against HIV.
公众对关于艾滋病毒的疫苗研制成功可靠性的质疑不断浮现。
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