1. PubMed Central Update Mark R. Desierto MLA Conference May 2007

2. What is PubMed Central? PubMed Central (PMC) is the U.S. National Library of Medicine's digital archive of biomedical and life sciences journal literature A logical extension of NLM’s general mandate Free and unrestricted access Integrate the literature with other valuable information resources in the NCBI database family (e.g., PubMed, Nucleotide, Protein) Digitize journal back issues to create a full electronic record of a journal Launched in February 2000

3. Can you tell me how to get to PMC? http://www.pubmedcentral.nih.gov/

4. Can you tell me how to get to PMC? Via www.pubmed.gov

5. Can you tell me how to get to PMC? Banner in AbstractPlus

6. Can you tell me how to get to PMC? Via PubMed filters

7. What’s in PMC? MLA 2006: 250 journals 600,000 articles 7.65m article retrievals in April 2006 MLA 2007: 325 journals 960,000 articles 9.5m article retrievals in April 2007

8. What’s in PMC? 300,000 New & recent electronic content Author manuscripts (NIHMS, Wellcome Trust, Inserm) + 650,000 Scanned from print (Back Issue Digitization Project) + 7,000 ~960,000 articles

9. What’s in PMC? 300,000 articles New & recent electronic content Publisher agrees to provide Full-text XML High-resolution (“print”) PDFs Original high-resolution images Supplementary material XML preferred for archiving Technology-independent and portable Allows for richer linking and automated text analysis

10. What’s in PMC? 650,000 articles Back Issue Digitization Project Print journals scanned “cover to cover” ( from earliest volume) Create and archive high resolution PDFs with true reproduction of figures/images OCR text used to do full-text searching and build list of linked reference citations

11. What’s in PMC?

12. Formal agreement between NLM and publisher Journal may delay free access up to a year or more Copyright is retained by publisher or author Publisher may designate journal (or certain articles) as open access Deposits are permanent: journal may stop depositing new content but may not withdraw content already deposited in PMC To Join PMC...

13. Joined PMC in 2006/07

14. Completed Back Scanning Archive in 2006/07 Earliest volume: 1885 Earliest volume: 1912 Earliest volume: 1878

15. OA Titles Joining PMC 2006/07

16. Open Access “Feeds” "Blackwell Online Open"[JOUR] Blackwell Online Open "Springer Open Choice Articles"[JOUR] Springer Open Choice Articles Oxford University Press “OxfordOpen” Coming soon

17. Finding NCBI Related Records

18. Tables and Images in Context

19. Image Viewer

20. Image Color Accuracy Print Old New

21. PMC Help on Bookshelf Part of NCBI Help Manual

22. PMC News RSS Feed http://www.ncbi.nlm.nih.gov/feed/rss.cgi?ChanKey=pmcnews

23. UK PubMed Central (UKPMC) http://ukpmc.ac.uk/

24. UK PubMed Central (UKPMC) Flagship PMC International (PMCI) site Also working with publishers and organizations in Italy (Italian National Research Council), South Africa (National Bioinformatics Network), China, and Japan.

25. Coming soon: Improved Limits

26. Coming soon: Projected for Back Scanning Completion in 2007

27. Contact Us PubMed Central: http://www.pubmedcentral.nih.gov Questions about PMC?: pubmedcentral@nih.gov