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Table 1 List of websites assessed in this study

From: Characteristics of clinical trial websites: information distribution between ClinicalTrials.gov and 13 primary registries in the WHO registry network

Nation or region

Organization/URL

Japan

Japan Primary Registries Network (JPRN)

http://rctportal.niph.go.jp/

USA

ClinicalTrials.gov (a service of the US National Institutes of Health)

http://www.clinicaltrials.gov/

Australia and New Zealand

Australian New Zealand Clinical Trials Registry (ANZCTR)

http://www.anzctr.org.au/

Brazil

Brazilian Clinical Trials Registry (ReBec)

http://www.ensaiosclinicos.gov.br/

China

Chinese Clinical Trial Registry (ChiCTR)

http://chictr.clinicaltrialecrf.org/en/

(http://www.chictr.org/en/)

South Korea

Clinical Research Information Service (CRiS)

http://ncrc.cdc.go.kr/cris/en/use_guide/cris_introduce.jsp

(https://cris.nih.go.kr/cris/en/use_guide/cris_introduce.jsp)

Cuba

Cuban Public Registry of Clinical Trials (RPCEC)

http://registroclinico.sld.cu/

EU

EU Clinical Trials Register (EU-CTR)

https://www.clinicaltrialsregister.eu/

Germany

German Clinical Trials Register (DRKS)

https://drks-neu.uniklinik-freiburg.de/drks_web/

Iran

Iranian Registry of Clinical Trials (IRCT)

http://www.irct.ir/

UK

International Standard Randomised Controlled Trial Number Register (ISRCTN)

http://www.isrctn.org/

Netherlands

Netherlands National Trial Register (NTR)

http://www.trialregister.nl/trialreg/index.asp

Pan Africa

Pan African Clinical Trial Registry (PACTR)

http://www.pactr.org/

Sri Lanka

Sri Lanka Clinical Trials Registry (SLCTR)

 

http://www.slctr.lk/