He went to a check online to know that this symptom is called "negative AIDS", on-line said it was an unknown new virus, no cure.

他到网上一查才知道，这种症状被称为“阴性艾滋病”，网上说这是一种未知的新型病毒，目前无法治疗。

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Back in the early 1990s, we never would have suspected that population growth would have turned negative because of AIDS mortality.

在20世纪90年代早期，我们从未想到人口增长会因为艾滋病死亡率而变为负增长。

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Result The PPD skin test were negative in 5 cases AIDS complicated with pulmonary tuberculosis.

结果5例艾滋病并发肺结核病的PPD皮试反应均为阴性。

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Thanks to anti-AIDS drugs, Handumbo gave birth to a healthy, HIV-negative baby.

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