The brain RNA was used as positive control.

以大鼠脑组织rna为阳性对照。

youdao

Guanidine Hydrochloride was used as positive control.

实验以盐酸胍作为阳性对照药。

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Methods A double-blind, randomized, parallel-control and multi-center trial was carried out and Kangbingdu Granule served as positive control.

方法以抗病毒冲剂为对照药，进行随机、双盲、阳性平行对照、多中心临床试验。

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Use it as a positive tool to help you control your money, rather than allowing your money to control you.

BBC: Pile of coins

Last week, two studies from Sweden found that one hour a week of hypnotherapy for 12 weeks eased symptoms of irritable-bowel syndrome in 40% of patients (compared with 12% in a control group) and that the positive effects can last as long as seven years.

WSJ: Medical Hypnosis: You Are Getting Very Healthy

Fortunately for us the opposition to Obama's push for more government control has deep philosophical underpinnings and an impressive array of positive policy alternatives, such as a sound dollar, cuts in tax rates, spending restraints and a host of free-enterprise reforms for health care, including allowing people to shop around the country for health insurance instead of being confined to choices in their respective states.

FORBES: Magazine Article