| 1 (270) | Karolinska University Hospital | SWE |  | |
| 2 (549) | Sahlgrenska University Hospital | SWE | | |
| 3 (579) | Skane University Hospital | SWE | | |
| 4 (847) | Uppsala University Hospital | SWE | | |
| 5 (920) | Orebro University Hospital | SWE | | |
| 6 (956) | Swedish Institute for Infectious Disease Control | SWE | | |
| 7 (1304) | Linkoping University Hospital | SWE | |
