50th Anniversary Medical Subject Headings (MeSH®) Event On November 18, 2010, the National Library of Medicine® (NLM®) marks the 50th anniversary of MeSH with a talk by Robert Braude, PhD. The talk entitled "MeSH at 50 – 50th Anniversary of Medical Subject Headings" will be videocast with captioning at //videocast.nih.gov/. The event is scheduled from 2:00 pm – 3:30 pm ET. MeSH was first published