Tumor growth curves showed that the tumor growth was slow in treated group.

肿瘤生长曲线显示，治疗组肿瘤生长缓慢。

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Renal cortex blood flow was increased significantly in heparin -treated group.

肝素治疗组肾组织血流量明显增加。

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Method: All 40 patients were divided into treated group and controlled group randomly.

方法：在基本治疗相同的情况下，将40例脑卒中患者随机分成治疗组和对照组。

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Over the 66-month period, 9% of the non-treated group developed prostate cancer, while only 4% of those given the painkillers were diagnosed with the disease.

BBC: Aspirin

The result was that three-quarters of the treated group did not relapse into depression: a success rate twice as high as that of the 20 patients in the control group, who received a placebo regimen.

ECONOMIST: People, like all living things, are four dimensional

Six monkeys were treated continuously with antiretroviral drugs, a second group was given no treatment and the third group was treated with the drugs on a three weeks on, three weeks off cycle.

BBC: Treatment 'holidays' may stall HIV