关于临床试验搜索网站

除了上面帖子里面关于世卫组织的网站，大家还常用那些？
我先说下我常用的：
9 ]% q9 F% {* M/ _http://clinicaltrials.gov/ct2/home      
8 g" S9 y9 P: F; \. |" W简介：（Search for Clinical Trials
Find trials for a specific medical condition or other criteria in the ClinicalTrials.gov registry. ClinicalTrials.gov currently has 74,400 trials with locations in 167 countries）
* G$ }* Y0 h( E* E* o4 W
6 G! Q* a) A) N5 `& p4 s# C大家多跟帖哈

谢谢！！很又用！！

还有 :
2 G# N, _: c: Q( UCENTRAL
the Cochrane central Register of Controlled Trials