| 1 (797) | European Centre for Disease Prevention and Control | SWE |  |
| 2 (2053) | National Institute for Health and Welfare | FIN | |
| 3 (2069) | Norwegian Institute of Public Health | NOR | |
| 4 (2404) | Finnish Institute Occupational Health | FIN | |
| 5 (2503) | Danish Cancer Society | DNK | |
| 6 (2761) | Statens Serum Institut | DNK | |
| 7 (2922) | Oslo University Hospital | NOR | |
| 8 (3132) | Helsinki University Central Hospital | FIN | |
| 9 (3191) | Karolinska University Hospital | SWE | |
| 10 (3264) | Copenhagen University Hospital | DNK | |
| 11 (3589) | Haukeland University Hospital | NOR | |
| 12 (3775) | Linkoping University Hospital | SWE | |
| 13 (3827) | Sahlgrenska University Hospital | SWE | |
| 13 (3827) | Uppsala University Hospital | SWE | |
| 15 (4008) | Folkhalsan | FIN | |
| 16 (4077) | Odense University Hospital | DNK | |
| 17 (4295) | Turku University Hospital | FIN | |
| 17 (4295) | University Hospital of Northern Norway | NOR | |
| 17 (4295) | St. Olavs University Hospital | NOR | |
| 20 (4454) | Institute for Molecular Medicine | FIN | |
| 21 (4516) | Landspitali National University Hospital | ISL | |
| 22 (4624) | Kuopio University Hospital | FIN | |
| 23 (4705) | Stavanger University Hospital | NOR | |
| 23 (4705) | Oulu University Hospital | FIN | |
| 23 (4705) | Tampere University Hospital | FIN | |
| 26 (4782) | Akershus University Hospital | NOR | |
| 27 (4860) | Aalborg University Hospital | DNK | |
| 28 (5303) | Turku PET Centre | FIN | |
| 29 (5366) | Steno Diabetes Center | DNK | |
| 30 (5503) | Vejle Hospital | DNK | |
| 31 (5542) | Skane University Hospital | SWE | |
| 31 (5542) | Orebro University Hospital | SWE | |
|
