The German Clinical Trials Register (DRKS) is the German WHO primary registry. It is competent for the registration of all patient-oriented clinical trials conducted in Germany. The DRKS now contains well over 14,000 studies. Currently, around 2,000 studies are added annually. (from website)

Prefix
drks
Links
Homepage
Identifier Standards
Pattern for Local Unique Identifiers

Local identifiers in German Clinical Trials Register should match this regular expression:
^DRKS\d+$

Example Local Unique Identifier
DRKS00031815   Resolve
Pattern for CURIES

Compact URIs (CURIEs) constructed from German Clinical Trials Register should match this regular expression:
^drks:DRKS\d+$

Example CURIE
drks:DRKS00031815
Contacts
Contact
Missing Contact
Contributors
submitter Charles Tapley Hoyt   ORCiD logo 0000-0003-4423-4370   cthoyt
Ontology

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

In Collection (2)
Clinical Trial Registries Synapse.org external links
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 DRKS00031815 is used to demonstrate the providers available for German Clinical Trials Register. Some providers may use a different example, which is displayed in the table below. A guide for curating additional providers can be found here.

Provider Name Provider Code URI
German Clinical Trials Register drks https://drks.de/search/en/trial/DRKS00031815
Bioregistry bioregistry https://bioregistry.io/drks:DRKS00031815
Extra Providers

Additional providers curated in the Bioregistry are listed here. These are typically inherited from Identifiers.org or Prefix Commons, and need extra curation.

Provider Name Provider Code URL
German Language Provider alt1 https://drks.de/search/de/trial/DRKS00031815
Legacy Provider alt2 http://drks.de/en/trial/DRKS00031815