| 1 (426) | Karolinska University Hospital | SWE |  | |
| 2 (798) | Skane University Hospital | SWE | | |
| 3 (1259) | Sahlgrenska University Hospital | SWE | | |
| 4 (1318) | Uppsala University Hospital | SWE | | |
| 5 (1702) | Orebro University Hospital | SWE | | |
| 6 (2285) | European Centre for Disease Prevention and Control | SWE | |
