Starting in 1988, provided for by donors to donate blood to be tested to determine virus-free before they can use.

于1988年起规定捐血者所捐血液要经过检验确定无病毒后才可使用。

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Starting in 1988, provided for by donors to donate blood to be tested to determine virus-free before they can use.

于1988年起规定捐血者所捐血液要经过检验确定无病毒后才可使用。

youdao