| 1 (28) | Karolinska Institute | SWE |  |
| 2 (53) | University of Gothenburg | SWE |  |
| 3 (99) | Sahlgrenska University Hospital | SWE |  |
| 4 (119) | Karolinska University Hospital | SWE |  |
| 5 (138) | Skane University Hospital | SWE |  |
| 6 (139) | Lunds University | SWE |  |
| 7 (196) | University of Helsinki | FIN |  |
| 8 (200) | National Institute for Health and Welfare | FIN |  |
| 9 (227) | University of Oslo | NOR |  |
| 10 (251) | University of Copenhagen | DNK |  |
| 11 (252) | Uppsala University | SWE |  |
| 12 (257) | Copenhagen University Hospital | DNK |  |
| 13 (264) | Helsinki University Central Hospital | FIN |  |
| 14 (286) | University of Bergen | NOR |  |
| 15 (310) | University of Eastern Finland | FIN |  |
| 16 (336) | Stavanger University Hospital | NOR |  |
| 17 (363) | Oslo University Hospital | NOR |  |
| 18 (378) | University of Jyvaskyla | FIN |  |
| 19 (395) | University of Oulu | FIN |  |
| 20 (405) | Stockholm University * | SWE |  |
| 21 (424) | Aarhus University * | DNK |  |
| 22 (451) | Norwegian Institute of Public Health | NOR |  |
| 23 (493) | Aarhus University Hospital | DNK |  |
| 24 (498) | Norwegian University of Science and Technology | NOR |  |
| 25 (513) | Linkoping University | SWE |  |
| 26 (514) | University of Southern Denmark | DNK |  |
| 27 (518) | University of Iceland | ISL |  |
| 28 (540) | Tampere University | FIN |  |
| 29 (545) | Umea University * | SWE |  |
| 30 (570) | Oulu University Hospital | FIN |  |
| 31 (572) | Turku University Hospital | FIN |  |
| 32 (574) | University of Turku | FIN |  |
| 33 (581) | Oslo Metropolitan University | NOR |  |
| 34 (644) | Odense University Hospital | DNK |  |
| 35 (805) | Akershus University Hospital | NOR |  |
| 36 (826) | Kuopio University Hospital | FIN |  |
| 37 (916) | Orebro Universitet | SWE |  |
| 38 (925) | Aalborg University * | DNK |  |
| 39 (1029) | Diakonhjemmet Hospital | NOR |  |
| 40 (1032) | Jonkoping University | SWE |  |
|