January 19, 2022

Milestones: 25 Millionth Journal Citation Added to MEDLINE Database

From the NLM Tech Bulletin:

On June 22, 2018, MEDLINE attained a major milestone when the 25 millionth journal citation was added to the database. This count includes citations created from the OLDMEDLINE project.

This PubMed search retrieves the running count for MEDLINE, which is currently over 25 million citations:
medline [sb]

This PubMed search retrieves the running count for MEDLINE minus the OLDMEDLINE subset, which is currently over 23 million citations:

medline [sb] NOT jsubsetom


About Gary Price

Gary Price (gprice@mediasourceinc.com) is a librarian, writer, consultant, and frequent conference speaker based in the Washington D.C. metro area. Before launching INFOdocket, Price and Shirl Kennedy were the founders and senior editors at ResourceShelf and DocuTicker for 10 years. From 2006-2009 he was Director of Online Information Services at Ask.com, and is currently a contributing editor at Search Engine Land.