Open Access statistics for Substance Abuse and Mental Health Services Administration, United States, covering academic research published from 2000 to 2025. Read More.
Open Access Percentage
39%
Total
Publications
1.1K
Total Open
Publications
439
Total
Citations
67K
Open Access
Percentage
39%
Total
Publications
1.1K
Total Open
Publications
439
Total
Citations
67K
Breakdown
Publisher Open
13%
Both
14%
Other Platform Open
12%
Closed
61%
Percentage of Open Access over time
Publisher Open
Both
Other Platform Open
Closed
Volume of Open Access over time
Open
Closed
Publisher Open
OA Journal 26%
80
Hybrid 31%
96
No Guarantees 43%
136
Other Platform Open
Domain 80%
240
Institution 22%
66
Other Internet 15%
45
Preprint 2%
5
Public 2%
5
Other Platform Locations
Name | Platform Type | Publications |
|---|---|---|
PubMed Central | Domain | 244 |
DOI | Other Internet | 44 |
doaj.org OAI-PMH Repository | Institution | 32 |
Unknown Repository | Other Internet | 30 |
National Institutes of Health | Institution | 8 |
Europe PMC | Domain | 7 |
University of North Carolina at Greensboro | Institution | 4 |
Teesside University | Institution | 4 |
Figshare | Public | 4 |
University of Oslo | Institution | 3 |
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