We found a matchYour institution may have access to this item. Find your institution then sign in to continue.Title404 not found: the stability and persistence of URLs published in MEDLINE.AuthorsWren JDPublicationBioinformatics (Oxford, England), 2004, Vol 20, Issue 5, p668ISSN1367-4803Publication typearticleDOI10.1093/bioinformatics/btg465