随后所有人都拿到了有助于他们在献血中心快速登记的小册子，并被告知如果想献血他们只需带这本小册子。

All were then offered a pamphlet guaranteeing fast registration at a blood center that day and told they should only take a pamphlet if they intended to donate.

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所有冻存血中提取的DNA标本，经PCR扩增均有目标带。

All extracted DNA specimens from frozen blood visualized the aim band by PCR.

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所有冻存血中提取的DNA标本，经PCR扩增均有目标带。

All extracted DNA specimens from frozen blood visualized the aim band by PCR.

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