National University of Natural Medicine

National University of Natural Medicine

The National University of Natural Medicine is a private university of naturopathic medicine, Classical Chinese medicine, and nutrition located in Portland, Oregon. The school has approximately 553 students. Derived from Wikipedia licensed CC-BY-SA.

Open Access statistics for National University of Natural Medicine, United States, covering academic research published from 2000 to 2025. Read More.


Open Access Percentage

59%


Total
Publications

509


Total Open
Publications

300


Total
Citations

12K


Open Access
Percentage

59%


Total
Publications

509


Total Open
Publications

300


Total
Citations

12K

Wikipedia

Website

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Breakdown

10% 35% 14% 41%

Publisher Open

10%

Both

35%

Other Platform Open

14%

Closed

41%

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

051015202530354045Total Publications
20002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Open

Closed

Publisher Open

46%OA Journal

OA Journal 46%

106

Hybrid 29%

67

No Guarantees 25%

57

Other Platform Open

Domain 88%

222

Institution 42%

107

Other Internet 10%

25

Preprint 4%

11

Public 2%

6

Other Platform Locations

Name

Platform Type

Publications

PubMed Central
Domain
227
doaj.org OAI-PMH Repository
Institution
77
California Digital Library
Institution
27
DOI
Other Internet
22
Europe PMC
Domain
10
Office of Scientific and Technical Information
Institution
8
medRxiv
Preprint
7
Unknown Repository
Other Internet
5
University of Technology Sydney
Institution
5
LA Referencia
Institution
4
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Data updated 12 August 2026

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