The Interuniversity Health Library (Bibliothèque interuniversitaire de Santé) is an inter-university medical library part of the network of 20 libraries of the Paris Cité University, in Paris, France. It is the heir to the library of the former Faculty of Medicine of the University of Paris, whose origins date back to 1391. The “BIU Santé” is a reference library recognized at the international level in medical field. It also owns the total of French dissertations in medicine and dental surgery and keeps one copy of each. The Parisian dissertations collection goes back to 1539. The BIU Santé is the depositary of the legal deposits covering works of medicine and dentistry. The whole collection is one of the three richest in the world, with the National Library of Medicine (USA) and the Wellcome Library (London). Wikipedia