NLM Milestones: The Hits Just Keep on Coming

This year marks the 175th anniversary of the National Library of Medicine (NLM). While that’s a major milestone, there was a lot to celebrate in 2010 as well. So we decided to take a look back at a banner year. The Medical Subject Headings (MeSH®) vocabulary marked its 50th anniversary. PubMed Central® and ClinicalTrials.gov each…