| 1 (148) | Copenhagen University Hospital | DNK |  | |
| 2 (210) | Karolinska University Hospital | SWE | | |
| 2 (210) | Oslo University Hospital | NOR | | |
| 4 (289) | Helsinki University Central Hospital | FIN | | |
| 5 (303) | Aarhus University Hospital | DNK | | |
| 6 (356) | Haukeland University Hospital | NOR | | |
| 7 (390) | Odense University Hospital | DNK | | |
| 8 (412) | St. Olavs University Hospital | NOR | | |
| 9 (414) | Skane University Hospital | SWE | | |
| 10 (442) | Oulu University Hospital | FIN | | |
| 11 (446) | Sahlgrenska University Hospital | SWE | | |
| 12 (549) | National Institute for Health and Welfare | FIN | |
