National Institutes of Health

National Institutes of Health

The National Institutes of Health is the primary agency of the United States government responsible for biomedical and public health research. It was founded in 1887 and is part of the United States Department of Health and Human Services. Derived from Wikipedia licensed CC-BY-SA.

Open Access statistics for National Institutes of Health, United States, covering academic research published from 2000 to 2024. Read More.


Open Access Percentage

69%


Total
Publications

291K


Total Open
Publications

199K


Total
Citations

20M


Open Access
Percentage

69%


Total
Publications

291K


Total Open
Publications

199K


Total
Citations

20M

Wikipedia

Website

download

Breakdown

12% 32% 25% 31%

Publisher Open

12%

Both

32%

Other Platform Open

25%

Closed

31%

Percentage of Open Access over time

0%10%20%30%40%50%60%70%80%90%100%
2000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024

Publisher Open

Both

Other Platform Open

Closed

Volume of Open Access over time

02k4k6k8k10k12k14kTotal Publications
2000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024

Open

Closed

Publisher Open

31%OA Journal

OA Journal 31%

40K

Hybrid 32%

41K

No Guarantees 37%

46K

Other Platform Open

Domain 92%

151K

Institution 14%

23K

Other Internet 8%

14K

Public 7%

12K

Preprint 7%

11K

Other Platform Locations

Name

Platform Type

Publications

PubMed Central
Domain
151K
Europe PMC
Domain
101K
DOI
Other Internet
12K
Semantic Scholar
Public
9.5K
bioRxiv
Preprint
6.8K
Figshare
Public
5K
University of California - eScholarship University of California
Institution
3.5K
California Digital Library - eScholarship
Other Internet
3.4K
University of North Carolina at Chapel Hill - Carolina Digital Repository
Institution
2.7K
University College London - UCL Discovery
Institution
2.4K
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Data updated 7 April 2025

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