Results: The tests didn′t reveal any marked stimulation in the marginal ear vessels of the rabbits, nor did cause allergic reaction and hemolysis.

结果：实验表明该药对家兔耳缘静脉无明显刺激作用，也不引起过敏反应和溶血。

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Complications can arise from hospital stays, medications, procedures, and tests, and when these things are of marginal value the harm can be greater than the benefits.

NEWYORKER: The Cost Conundrum