This website supports the undertaking and oversight of clinical trials in the European Union (EU) and European Economic Area (EEA). It is part of a broad initiative to transform the EU/EEA clinical trials environment in support of large clinical trials in multiple European countries, to the benefit of medical innovation and patients. (from homepage)

Prefix
ctis
Links
Homepage
Contact
Missing Contact
Pattern for Local Unique Identifiers

Local identifiers in Clinical Trials Information System should match this regular expression:
^\d{4}-\d+-\d+-\d+$

Example Local Unique Identifier
2023-503698-40-00   Resolve
Pattern for CURIES

Compact URIs (CURIEs) constructed from Clinical Trials Information System should match this regular expression:
^ctis:\d{4}-\d+-\d+-\d+$

Example CURIE
ctis:2023-503698-40-00
Contributors
Ontology

A summary of the relations in the Bioregistry schema can be found here.

In Collection
Clinical Trial Registries
Providers

A provider turns a local unique identifiers from a resource into a URI. Many providers are also resolvable as URLs (i.e., they can be used in a web browser).

The local unique identifier 2023-503698-40-00 is used to demonstrate the providers available for Clinical Trials Information System. A guide for curating additional providers can be found here.

Name Metaprefix URI
Clinical Trials Information System ctis https://euclinicaltrials.eu/app/#/view/2023-503698-40-00
Bioregistry bioregistry https://bioregistry.io/ctis:2023-503698-40-00