Australian New Zealand Clini...
Australian New Zealand Clinical Trials Registry
BioMed Central Ltd ISRCTN...
代表中国的国家临床试验注册中心，世界卫生组织国际临床试验...
Iranian Registry of Clinical...
German Clinical Trials Regis...
全球最大临床试验注册库和资料库，美国卫生研究所(NIH)...
EU Clinical Trials Register...
