PubMed Central ® Update - National Library of Medicine

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Feb 20, 2013 (4 years and 8 months ago)

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NATIONAL LIBRARY OF MEDICINE

PubMed Central

Brooke Dine

National Library of Medicine

Medical Library Association Conference

May 2005

NATIONAL LIBRARY OF MEDICINE

What is PubMed Central?

PubMed Central (PMC) is the U.S. National Library of
Medicine's free digital archive of biomedical and life
sciences journal literature.


PMC serves as a…


a permanent archive


a platform for enriched linking, analysis, and use of
research reports and data


one of many sources of full
-
text articles linked to
PubMed/MEDLINE citations

NATIONAL LIBRARY OF MEDICINE

Access to PMC Content


Free access to full
-
text articles and supporting data


A journal may delay free access to its content


Research articles are generally free in a year or
less


Non
-
research articles may have a delay of 6
-
24
months depending on the journal


Full
-
text searching of current and back issue content
via PMC Entrez


Citations for articles included in PubMed


Fully integrated with other Entrez databases


sequence data, taxonomy, books, etc.

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PMC Participation & Usage

Currently, PMC includes:


180 life sciences journals


Over 382,000 articles, letters, etc.


1 million unique users monthly


3 million full
-
text retrievals per month


Total retrieval is nearly 5 million pages per month




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PMC Home Page

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PMC Journal List


Full List

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PMC Journal List


Tabbed List

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PMC and Open Access


Deposit of Open Access (OA) content is subject to normal PMC
standards and requirements


OA source files can be downloaded by anyone:


PMC
-
OAI service for full
-
text XML


FTP service to download complete article packet


XML,
images, PDF and supplemental data files


OA simplifies distribution of content to collaborating archives


Opens door for data mining and creation of innovative products
by others


Open Access may apply to an entire journal and its content or at
the article
-
level when authors have retained the copyright


NIH Public Access
(http://www.nih.gov/about/publicaccess/index.htm)


NIH Manuscript Submission

(http://www.nihms.nih.gov)


NATIONAL LIBRARY OF MEDICINE

Open Access Journals in PMC

Open Access Journals in PMC:


Amphibian and Reptile Conservation


BioMed Central Journals


Biological Procedures Online


Journal of Biomedicine and Biotechnology


Journal of Insect Science


Nucleic Acids Research


PLoS Biology and Medicine


Preventing Chronic Disease


In October 2003, PMC began accepting individual open access
articles from journals that do not participate in PMC on a routine
basis.


Science


Biological Chemistry

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Open Access & Copyright

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Open Access TOC

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Open Access Articles

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Ahead of Print Articles

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Back Issue Digitization in PMC


Create a complete digital archive of PMC journals


Bring the collection to today’s


“if not online, it doesn’t exist” user


Cover
-
to
-
cover digital copy of everything up to where
journal began producing electronic copy


Publisher gets free, unencumbered digital copy


Complete archives to date for the following journals:

American Society for Microbiology, Bulletin of the Medical Library Association,
Cardiovascular Diseases, Journal of Clinical Investigation, Medical History (Wellcome Trust),
Molecular Biology of the Cell, Nucleic Acids Research, Plant Physiology, PNAS: Proceedings
of the National Academy of Sciences of the USA, Texas Heart Institute Journal




NATIONAL LIBRARY OF MEDICINE

What’s Being Digitized?

50 journals that deposit current issues including:


American Society for Microbiology (10 journals)


BMJ Publishing Group (BMJ and specialist journals)


Bulletin of the Medical Library Association


Journal of Clinical Investigation


Molecular Biology of the Cell


Nucleic Acids Research


Plant Physiology


PNAS: Proceedings of the National Academy of Sciences of the
USA

In June 2004, signed collaboration with Wellcome Trust and UK Joint
Information Systems Committee (JISC)


Selecting prestigious journals with long history


Currently 10 journals have been signed including Annals of Surgery,
Biochemical Journal, British Journal of General Practice, British
Journal of Pharmacology, British J of Clinical Pharmacology,
Immunology, Journal of Anatomy, Journal of Physiology, Journal of
the Royal Society of Medicine, and Medical History



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Archive Table of Contents (TOC)

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Digitized Issue TOC

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Digitized Article


Summary

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Digitized Article


Page Browse

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Back Issue Digitized Images

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Back Issue Digitized Images

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Back Issue Digitized Images

NATIONAL LIBRARY OF MEDICINE

Entrez

Entrez retrieval system supports access to PubMed,
online books, the sequence databases, a taxonomy
database, and more.


Users can now search the full text of all SGML
-

or XML
-
based content deposited in PMC, including articles for
which the full text is viewable only at the journal’s site.


Back issue content is also searchable via PMC Entrez.


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PMC Entrez


Journal Limits

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PMC Entrez Limits

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PMC Entrez Results

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Linking Options within PMC






Articles within PMC offer various linking options across
articles, issues, and journals. These include:



Commentaries



Cited In



Referenced Articles



Corrections

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Linking: Commentary Articles

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Linking: Commentary Articles

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Cited In

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Cited In TOC

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Referenced Articles

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Linking: Corrected Articles

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Linking: Original Article

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PMC


PubMed Central Site:

http://www.pubmedcentral.nih.gov


Questions about PMC:

pubmedcentral@nih.gov