Following the previous year's discovery of the HIV virus, the first HIV test is licensed by the us Food and Drug Administration (FDA).

随着前一年艾滋病毒的发现，美国食品和药物管理局(FDA)核准了第一个艾滋病毒测试方法。

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Thee US FDA (Food and Drug Administration) says the ingredientis safe. Besides, a type of Vitamin A is also considered to berisky, but there is no conclusive evidence yet.

美国食品药物管理局则表示这一成分安全无害。此外，一种维生素A也被认为存在安全风险，但目前尚无确切证据。 u。

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Advisers to the US Food and Drug Administration (FDA) have told the agency to issue a sweeping new warning about the risks of all antidepressants in children.

美国FDA的专家顾问曾经告戒药监部门应大规模发布新的关于儿童使用抗抑郁药具有潜在危害警告。

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Some samples exceeded the "provisional total tolerable intake" (PTTI) set by the US Food and Drug Administration (FDA) by a factor of 120.

BBC: US rice imports 'contain harmful levels of lead'