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UMLS users and uses: a current overview.

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Summary
This summary is machine-generated.

The Unified Medical Language System (UMLS) saw significant use in 2018, with over 5,000 direct users and 66 million API calls. Its primary applications involve text processing and linking medical terminologies, aligning with its core purpose.

Keywords:
National Library of Medicine (US)Unified Medical Language Systemscoping reviewsurveys and questionnairesterminology (as topic)

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Area of Science:

  • Biomedical Informatics
  • Health Data Science
  • Medical Knowledge Management

Background:

  • The US National Library of Medicine (NLM) monitors the utilization of the Unified Medical Language System (UMLS).
  • UMLS resources are crucial for managing and integrating diverse biomedical terminologies.
  • Understanding user engagement is vital for resource development and strategic planning.

Purpose of the Study:

  • To analyze the direct usage data of UMLS resources for the year 2018.
  • To conduct a literature review to understand research applications of UMLS.
  • To inform future reviews of UMLS production methods and priorities.

Main Methods:

  • Analysis of UMLS user registration data, annual reports, and API call statistics.
  • Scoping review of scientific literature to identify research uses of UMLS.
  • Synthesis of quantitative usage data and qualitative literature findings.

Main Results:

  • In 2018, 5,043 direct users downloaded 4,402 UMLS resource copies.
  • A total of 66,130,951 UMLS Application Programming Interface (API) requests were made.
  • Primary uses identified include text processing, interpretation, and mapping between terminologies.

Conclusions:

  • UMLS usage in 2018 demonstrates robust engagement from a significant user base.
  • The identified primary uses directly support the original objectives of the UMLS.
  • Data analysis and literature review confirm UMLS's role in advancing biomedical text processing and terminology interoperability.