Content Provider
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Oxford University Press (via Crossref)
46
Queen's University Belfast Research Portal
1
SAGE Publications
67
SAGE Publications (via Crossref)
73
SPIE Publications
4
SPIE Publications (via Crossref)
19
Scandinavian University Press
1
Scandinavian University Press (via Crossref)
10
Schweizerbart Science Publishers
10
Schweizerbart Science Publishers (via Crossref)
5
Science China Press
1
ScienceDirect (Elsevier - via Crossref)
1,801
ScienceDirect (Elsevier)
1,053
Sciendo (de Gruyter - via CrossRef)
20
Scientific Research Publishing (SCIRP Open Access - via Crossref)
13
Scientific Research Publishing (SCIRP Open Access)
3
Sophia Publishing Group (via Crossref)
4
Springer Nature (via Crossref)
1,142
Stockholm University Press
1
Stockholm University Press (via Crossref)
1
Tech Science Press (via Crossref)
1
The BMJ
96
The BMJ (via Crossref)
9
The Royal Society
5
The Royal Society (via Crossref)
145
The University of Queensland: UQ eSpace
10
Thieme (via Crossref)
5
UCL Press
1
UCL Press (via Crossref)
9
UDORA - The University of Derby Online Research Archive
2
UI Press - University of Illinois Press (via Crossref)
1
University of Chicago Press
2
University of Chicago Press (via Crossref)
50
University of Groningen Press (via Crossref)
3
University of Hull: Repository@Hull
1
University of Liège: ORBi (Open Repository and Bibliography)
26
University of Nottingham: Repository@Nottingham
3
University of Westminster Press (via Crossref)
1
University of Zurich (UZH): ZORA (Zurich Open Repository and Archive
30
Université de Lausanne (UNIL): Serval - Serveur académique lausannois
6
Unknown
1
Utrecht University Repository
7
Wiley Online Library
257
Wiley Online Library (via Crossref)
249