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MEDLINE: PubMed and Ovid Platforms: MEDLINE

Platforms for searching MEDLINE.

National Library of Medicine

The National Library of Medicine (NLM) maintains and publishes the MEDLINE database. The most popular platforms for searching MEDLINE are PubMed and OVID.

Selection of PubMed Tutorials, Guides & Quick Tours


MEDLINE contains over 21 million references in life sciences with a concentration on biomedicine covering years 1946 to present from over 5,000 journals in numerous languages. 

Access MEDLINE via PubMed

Access MEDLINE via OvidSP

Access to PubMed is free to all.  Access to OvidSP is by subscription through the WCM Library.

Full text of both is accessible when you are on campus or via via EZProxy.


PubMed - was developed and is maintained by the National Center for Biotechnology Information (NCBI), at NLM.

PubMed is comprised of citations from the MEDLINE database as well as other life science journals and online books not included in MEDLINE. PubMed provides access to other NCBI molecular biology resources. 

Understanding a few elements of the PubMed database structure is key to searching success and may reduce frustration. 


OvidSP is a commercial platform used for searching MEDLINE, Embase, and other databases at Weill Cornell.  A few Ovid tools and concepts are covered in this guide and include:

  • use of My Account to save searches and create alerts
  • appreciation of MeSH vocabulary at work in MEDLINE on OvidSP


OvidSP Tutorials & Guides

OvidSP PowerPoint Guides

Subject Guide

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Genevieve Coe

Subject Guide