Publisher
Elsevier
35
MDPI AG
16
Wiley
12
Taylor & Francis
11
Frontiers Media S.A.
9
Cambridge University Press
8
Springer
8
IOP Publishing
6
BioMed Central
5
Nature Portfolio
4
Discover
3
Open Library of Humanities
2
Royal Society of Chemistry
2
SAGE Publications
2
American Chemical Society
1
PLOS
1
The Lancet
1