| 1 (280) | Copenhagen University Hospital | DNK |  |
| 2 (352) | Karolinska University Hospital | SWE | |
| 3 (490) | Sahlgrenska University Hospital | SWE | |
| 4 (602) | Danish Cancer Society | DNK | |
| 5 (618) | Orebro University Hospital | SWE | |
| 6 (622) | Helsinki University Central Hospital | FIN | |
| 7 (662) | Oslo University Hospital | NOR | |
| 8 (707) | National Institute for Health and Welfare | FIN | |
| 9 (715) | Skane University Hospital | SWE | |
| 10 (958) | Nordic Cochrane Centre | DNK | |
| 11 (965) | Stavanger University Hospital | NOR | |
| 12 (989) | Uppsala University Hospital | SWE | |
| 13 (1231) | Turku University Hospital | FIN | |
| 14 (1266) | Finnish Institute Occupational Health | FIN | |
| 15 (1272) | St. Olavs University Hospital | NOR | |
| 16 (1301) | Kuopio University Hospital | FIN | |
| 17 (1329) | Tampere University Hospital | FIN | |
| 18 (1395) | Norwegian Institute of Public Health | NOR | |
| 19 (1476) | Swedish Institute for Infectious Disease Control | SWE | |
| 20 (1541) | Linkoping University Hospital | SWE | |
| 21 (1571) | Statens Serum Institut | DNK | |
| 22 (1604) | University Hospital of Northern Norway | NOR | |
| 23 (1659) | Haukeland University Hospital | NOR | |
| 24 (1697) | Oulu University Hospital | FIN | |
| 25 (1766) | Landspitali National University Hospital | ISL | |
| 26 (1903) | Odense University Hospital | DNK | |
| 27 (2191) | Aalborg University Hospital | DNK | |
| 28 (2226) | Akershus University Hospital | NOR | |
|
