他们在临床试验中一直接受这种药物的治疗。
两个竞争的激光手术系统正在美国进行临床试验。
Two rival laser surgery systems are undergoing clinical trials in the U.S.
所有维生素补充剂都会经过科学严格的临床试验评估。
All vitamin supplements would be evaluated in scientifically rigorous clinical trials.
这项研究涵盖了参加“目标追踪计划”项目的学校中的386名幼儿园学童，该项目是一个美国的多点临床试验项目，从1991年开始追踪儿童一生的发展情况。
The study included 386 kindergarteners from schools in the Fast Track Project, a multi-site clinical trial in the U. S. that in 1991 began tracking how children developed across their lives.
弗雷泽和莫斯蒂勒断言，医学研究可以通过向更大、更简单的医疗临床试验的方向发展而得到改进。
Frazier and Mosteller assert that medical research could be improved by a move toward larger, simpler clinical trials of medical treatments.
然而，研究人员和制药商却大幅削减了用于对新药剂进行评价和临床试验的资金。
However, researchers and pharmaceutical manufacturers have significantly cut back on funds for the evaluation and clinical testing of new agents.
临床试验有那些不同的类型？
世卫组织的使用建议将取决于这项大规模临床试验的最后结果。
A WHO recommendation for use will depend on the final results from the large clinical trial.
但是，在过去的13个月中，两项临床试验的失败，增加了人们对这种说法的质疑。
In the last 13 months, however, the failures of two important clinical trials have thrown that hypothesis into question.
这样的标记或许有益于临床试验的组织者。
Such a marker would also benefit the organisers of clinical trials.
下一步要做的工作是对人类的临床试验。
公司与美国药管局正在进行有关临床试验的洽商。
The company is in discussions with the FDA regarding clinical trials.
莫菲特说他相信基于临床试验的证明是很需要的。
Moffett says that he believes in the need for evidence based on clinical trials.
尽管所有参与雌激素研究的女性都在2004年停止使用这项治疗，调研者还是继续监测她们的健康，作为大型临床试验的典型案例。
Although all the women in the estrogen study stopped using the treatment in 2004, the investigators have continued to monitor their health, as is typical in large clinical trials.
本周二美国食品药品监督管理局在其网站张贴了关于辉瑞公司实施的一项不知名药物的临床试验的警告。
The FDA posted a warning letter on its Web site Tuesday concerning clinical trials of an unnamed drug that the agency said was sponsored by Pfizer.
大多数参与一个新药研究的临床试验是按有序的系列步骤进行的，称之为分期。
Most clinical research that involves the testing of a new drug progresses in an orderly series of steps, called phases.
不过，我怀疑进行适当的临床试验的可能性，因为每个人都听说过阿斯匹林可能是有用的。
However, I doubt it will be possible to carry out a proper clinical trial because everyone has heard aspirin may be useful.
关于干细胞疗法的有效性，临床试验的结果仍然是晦暗不明的，但还是有大量患者愿意接受这种治疗。
Clinical trials on the effectiveness of stem-cell treatments are still ambiguous, but plenty of patients were willing to come forward to support the clinic.
尽管许多研究都已经表明，但还缺少随机临床试验的佐证。
Although numerous studies have been promising, there are scant data from randomized clinical trials.
目前，正在研发的可能的候选疫苗有30多种，这远远超出了调查临床试验、尤其是流行国家中调查临床试验的能力或资金所能承受的范围。
Currently, there are more than 30 potential vaccine candidates under development-far more than there is capacity or funding to investigate in clinical trials, especially in endemic countries.
海克米说：“应用抗氧化剂的临床试验并没取得相应的效果。”
"When clinical trials have been done with antioxidants, they have not shown benefits," Hekimi said.
如果人身上的表现也是如此的话，那么，现在许多临床试验的药物可能因此而被证明是无效的。
If that is true in people, too, many more drugs now in clinical trials may prove to be ineffective.
一个随机的临床试验调查证实了人们的想法——姜可以减轻化疗造成的呕吐症状。
A randomized clinical trial has confirmed what many people suspect - that ginger can decrease nausea caused by chemotherapy.
WHO不久将推出一个针对佐剂临床评价的网站，内容包括佐剂的安全性及其临床试验的数据库。
A WHO web site on adjuvants in clinical evaluation including adjuvant safety, with a database of clinical trials, will be made available shortly.
尽管如此，罗氏公司今年的临床试验并没有达到设定的目标，罗氏公司发言人说。
The company, however, is not meeting its goal of starting a clinical trial this year, a spokesman said.
现实中的临床试验如今也在进行中。
重要的临床试验的数据不断被发布到公共网站上。
Data from crucial clinical trials are increasingly being posted on public Web sites.
重要的临床试验的数据不断被发布到公共网站上。
Data from crucial clinical trials are increasingly being posted on public Web sites.
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