National Center for Geriatrics and Gerontology

National Center for Geriatrics and Gerontology

Open Access statistics for National Center for Geriatrics and Gerontology, Japan, covering academic research published from 2000 to 2025.

Open Access statistics for National Center for Geriatrics and Gerontology, Japan, covering academic research published from 2000 to 2025. Read More.


Open Access Percentage

60%


Total
Publications

6.3K


Total Open
Publications

3.8K


Total
Citations

206K


Open Access
Percentage

60%


Total
Publications

6.3K


Total Open
Publications

3.8K


Total
Citations

206K

Website

download

Breakdown

23% 31% 7% 39%

Publisher Open

23%

Both

31%

Other Platform Open

7%

Closed

39%

Percentage of Open Access over time

0%10%20%30%40%50%60%70%80%90%100%
20002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Publisher Open

Both

Other Platform Open

Closed

Volume of Open Access over time

050100150200250300350400450500Total Publications
20002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Open

Closed

Publisher Open

44%OA Journal

OA Journal 44%

1.5K

Hybrid 23%

790

No Guarantees 33%

1.2K

Other Platform Open

Domain 78%

1.9K

Institution 50%

1.2K

Other Internet 11%

262

Preprint 7%

160

Public 2%

50

Other Platform Locations

Name

Platform Type

Publications

PubMed Central
Domain
1.9K
doaj.org OAI-PMH Repository
Institution
835
National Institute of Informatics
Institution
256
DOI
Other Internet
220
Europe PMC
Domain
95
Research Square
Preprint
75
Unknown Repository
Other Internet
51
Figshare
Public
46
medRxiv
Preprint
32
bioRxiv
Preprint
31
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Data updated 12 August 2026

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