ClinicalTrials.gov provides free access to information on clinical studies for a wide range of diseases and conditions. Studies listed in the database are conducted in 175 countries
clinicaltrials
Local identifiers in ClinicalTrials.gov ID should match this
regular expression:
^NCT\d{8}$
Compact URIs (CURIEs) constructed from ClinicalTrials.gov ID should match
this regular expression:
^clinicaltrials:NCT\d{8}$
The metaregistry provides mappings between the Bioregistry and other registries. There are
5 mappings to external registries for clinicaltrials
with
2 unique external prefixes.
Registry Name | Registry Metaprefix | External Prefix | Curate |
---|---|---|---|
BioContext | biocontext |
CLINICALTRIALS
|
|
Identifiers.org
![]() |
miriam |
clinicaltrials
|
|
Name-to-Thing
![]() |
n2t |
clinicaltrials
|
|
Prefix Commons | prefixcommons |
clinicaltrials
|
|
Wikidata Property
|
wikidata |
P3098
|
Providers are various services that resolve CURIEs to URLs. The example CURIE
clinicaltrials:NCT00222573
is used to demonstrate the provides available for
clinicaltrials
. Generation of OLS and BioPortal URLs requires additional programmatic
logic beyond string formatting.
Name | Metaprefix | URI |
---|---|---|
ClinicalTrials.gov ID | clinicaltrials |
https://clinicaltrials.gov/ct2/show/NCT00222573 |
Bioregistry | bioregistry |
https://bioregistry.io/clinicaltrials:NCT00222573 |
Identifiers.org | miriam |
https://identifiers.org/clinicaltrials:NCT00222573 |
Name-to-Thing | n2t |
https://n2t.net/clinicaltrials:NCT00222573 |
None | smartpatients |
https://www.smartpatients.com/trials/NCT00222573 |
Additional providers curated in the Bioregistry are listed here.
Code | Name | URL |
---|---|---|
smartpatients |
Smart Patients | https://www.smartpatients.com/trials/NCT00222573 |