It is not known exactly how the doctor hoped to get DNA from the vaccinations, although nurses could have been trained to withdraw some blood in the needle after administrating the drug.
直到现在我们都不能十分准确的知道医生是怎么获取这些DNA，可能是由于护士已经被告知要在注射药剂后抽取病人的血液。
It is not known exactly how the doctor hoped to get DNA from the vaccinations, although nurses could have been trained to withdraw some blood in the needle after administrating the drug.
直到现在我们都不能十分准确的知道医生是怎么获取这些DNA，可能是由于护士已经被告知要在注射药剂后抽取病人的血液。
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