standards > terminology artifact > DOI:10.25504/FAIRsharing.qp211a
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ready Clinical Trials Ontology

Abbreviation: CTO

General Information
The Clinical Trials Ontology (CTO) is also known as the Clinical Trial Ontology-Neurodegenerative Diseases (CTO-NDD), and describes clinical trials in the field of neurodegeneration. This resource has been created for use in the IMI-funded AETIONOMY project (


Countries that developed this resource Germany

Created in 2015

Taxonomic range

Knowledge Domains 

How to cite this record CTO; Clinical Trials Ontology; DOI:; Last edited: Jan. 8, 2019, 1:32 p.m.; Last accessed: Jul 31 2021 11:09 p.m.

Record added: Oct. 24, 2017, 9:41 a.m.
Record updated: Feb. 6, 2018, 8:25 p.m. by The FAIRsharing Team.

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Additional Information

External Links


    No tools defined


No XSD schemas defined

Access / Retrieve Data

Conditions of Use


No publications available

CTO Ontology Display

View in BioPortal.

Disclaimer: This widget assumes the availability of the ontology resources in the NCBO BioPortal.

Related Standards

Reporting Guidelines

No guidelines defined

Models and Formats

No syntax standards defined

Identifier Schemas

No identifier schema standards defined


No metrics standards defined

Related Databases (0)

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This record is not implemented by any policy.


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