这项研究考察了关于防止艾滋病感染的不唯禁欲计划的39例试验。

The study reviews 39 scientific trials of abstinence-plus programs with the aim of preventing HIV infection.

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现在，许多州和学区已放弃唯禁欲教育，转而选择更为多样的预防措施。

Many states and school districts have already abandoned it in favour of a more comprehensive approach.

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在艾滋病会谈的附加会议中，我问，一个全部课程唯禁欲的教科书该如何保证，年轻人从中获取防止艾滋病的知识。

At a satellite session during the AIDS Conference, I asked how an abstinence-only curriculum would ensure that young people have the information they need to protect themselves against HIV.

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