| 1 (262) | Karolinska University Hospital | SWE |  |
| 2 (304) | Copenhagen University Hospital | DNK | |
| 3 (505) | Helsinki University Central Hospital | FIN | |
| 4 (526) | Sahlgrenska University Hospital | SWE | |
| 5 (541) | Oslo University Hospital | NOR | |
| 6 (586) | Skane University Hospital | SWE | |
| 7 (591) | Danish Cancer Society | DNK | |
| 8 (736) | National Institute for Health and Welfare | FIN | |
| 9 (837) | Uppsala University Hospital | SWE | |
| 10 (907) | Orebro University Hospital | SWE | |
| 11 (1028) | Tampere University Hospital | FIN | |
| 12 (1049) | Swedish Institute for Infectious Disease Control | SWE | |
| 13 (1083) | Statens Serum Institut | DNK | |
| 14 (1104) | Nordic Cochrane Centre | DNK | |
| 15 (1167) | Turku University Hospital | FIN | |
| 16 (1257) | Stavanger University Hospital | NOR | |
| 17 (1324) | Kuopio University Hospital | FIN | |
| 18 (1352) | Landspitali National University Hospital | ISL | |
| 19 (1357) | St. Olavs University Hospital | NOR | |
| 20 (1384) | Linkoping University Hospital | SWE | |
| 21 (1444) | Haukeland University Hospital | NOR | |
| 22 (1568) | Norwegian Institute of Public Health | NOR | |
| 23 (1605) | Oulu University Hospital | FIN | |
| 24 (1637) | Finnish Institute Occupational Health | FIN | |
| 25 (1674) | Odense University Hospital | DNK | |
| 26 (1952) | University Hospital of Northern Norway | NOR | |
| 27 (2068) | Akershus University Hospital | NOR | |
| 28 (2098) | Aalborg University Hospital | DNK | |
|
