| OHIO STATE UNIVERSITY |
10 |
| UNIVERSITY OF KENTUCKY |
9 |
| LINKOPING UNIVERSITY |
7 |
| UTRECHT UNIVERSITY |
7 |
| ETH ZURICH |
6 |
| UNIVERSITY OF CALIFORNIA SYSTEM |
6 |
| UNIVERSITY OF MANCHESTER |
6 |
| UNIVERSITY OF OXFORD |
6 |
| CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS) |
5 |
| HUNGARIAN ACADEMY OF SCIENCES |
5 |
