The long-term usage may have certain untoward effect.

连续使用可产生一定的不良反应。

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Objective Analyze the untoward effect caused by intravenous transfusion.

目的分析静脉输液引起的不良反应及相应对策。

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Results Therefore has not appeared the blood the blood transfusion untoward effect.

结果所有受血者未出现输血不良反应。

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But the drug "hits a lot of targets, and one concern is to make sure you are not inducing an untoward effect in people who are not as severe as kids with progeria, " Dr. Collins said.

WSJ: Progeria Drug Study Helps in Search for Clues on Aging

The fact that such exceptions must be authorized on a case-by-case basis, however, offers some basis for ensuring that they are made deliberately and on the basis of merit and do not have the untoward effect of undermining the sanctions in place.

CENTERFORSECURITYPOLICY: Center for Security Policy | A ��No-Brainer��: Rep. Berman��s ��Free Trade In Ideas�� Bill Must Not Be Allowed To Strengthen Tyrants

The fact that such exceptions must be authorized on a case-by-case basis, however, offers some basis for ensuring that they are made deliberately and on the basis of merit -- and do not have the untoward effect of undermining the sanctions in place.

CENTERFORSECURITYPOLICY: Center For Security Policy