Research on structural issues of the UMLS: past, present, and future

Representing biomedical knowledge in the UMLS semantic network

High performance medical libraries

Towards a standard upper ontology

Proceedings of the international conference on Formal Ontology in Information Systems - Volume 2001

OIL: An Ontology Infrastructure for the Semantic Web

IEEE Intelligent Systems

Semantic Web Services

IEEE Intelligent Systems

The cohesive metaschema: a higher-level abstraction of the UMLS semantic network

Journal of Biomedical Informatics

Exploring semantic groups through visual approaches

Journal of Biomedical Informatics - Special issue: Unified medical language system

Designing metaschemas for the UMLS enriched semantic network

Journal of Biomedical Informatics - Special issue: Unified medical language system

Consistency across the hierarchies of the UMLS semantic network and metathesaurus

Journal of Biomedical Informatics - Special issue: Unified medical language system

The interaction of domain knowledge and linguistic structure in natural language processing: interpreting hypernymic propositions in biomedical text

Journal of Biomedical Informatics - Special issue: Unified medical language system

A reference ontology for biomedical informatics: the foundational model of anatomy

Journal of Biomedical Informatics - Special issue: Unified medical language system

OQAFMA Querying agent for the foundational model of anatomy: a prototype for providing flexible and efficient access to large semantic networks

Journal of Biomedical Informatics - Special issue: Unified medical language system

Partitioning the UMLS semantic network

IEEE Transactions on Information Technology in Biomedicine