| 1 (212) | Karolinska University Hospital | SWE |  |
| 2 (397) | Copenhagen University Hospital | DNK | |
| 3 (478) | Helsinki University Central Hospital | FIN | |
| 4 (522) | Oslo University Hospital | NOR | |
| 5 (556) | Skane University Hospital | SWE | |
| 6 (655) | Sahlgrenska University Hospital | SWE | |
| 7 (664) | Danish Cancer Society | DNK | |
| 8 (756) | Statens Serum Institut | DNK | |
| 9 (768) | Uppsala University Hospital | SWE | |
| 10 (770) | Swedish Institute for Infectious Disease Control | SWE | |
| 11 (825) | Tampere University Hospital | FIN | |
| 12 (889) | National Institute for Health and Welfare | FIN | |
| 13 (952) | Landspitali National University Hospital | ISL | |
| 14 (1160) | Turku University Hospital | FIN | |
| 15 (1202) | Haukeland University Hospital | NOR | |
| 16 (1217) | Linkoping University Hospital | SWE | |
| 17 (1324) | Odense University Hospital | DNK | |
| 18 (1398) | Kuopio University Hospital | FIN | |
| 19 (1430) | Oulu University Hospital | FIN | |
| 20 (1448) | Nordic Cochrane Centre | DNK | |
| 21 (1523) | St. Olavs University Hospital | NOR | |
| 22 (1654) | Akershus University Hospital | NOR | |
| 23 (1780) | Aalborg University Hospital | DNK | |
| 24 (1793) | Orebro University Hospital | SWE | |
| 25 (1852) | Norwegian Institute of Public Health | NOR | |
| 26 (1900) | Stavanger University Hospital | NOR | |
| 27 (2397) | Finnish Institute Occupational Health | FIN | |
| 28 (2633) | University Hospital of Northern Norway | NOR | |
|
