1. Oslo University Hospital, Oslo, Norway (A.B., I.C.O., T.K., T.T., C.F.)
2. Oslo University Hospital and Hospital Pharmacies, South-Eastern Norway Enterprise, Oslo, Norway (K.N.)
3. Oslo University Hospital and ImmunoLingo Convergence Centre, University of Oslo, Oslo, Norway (F.L.)
4. Institute of Clinical Medicine and Research Institute of Internal Medicine, Oslo University Hospital, and Lovisenberg Diaconal Hospital, Oslo, Norway (H.H.)
5. Institute of Clinical Medicine, Oslo University Hospital, Oslo, Norway (A.R.H., S.D., J.T.A., K.T., A.S., F.M., A.M.D., M.T.)
6. Bærum Hospital, Vestre Viken Hospital Trust, Drammen, Norway (A.T.)
7. Diakonhjemmet Hospital, Oslo, Norway (A.M.)
8. Sørlandet Hospital SSK, Kristiansand, Norway (M.H.)
9. Innlandet Hospital Trust, Lillehammer, Norway (R.E.)
10. University Hospital of North Norway, Tromsø, Norway (A.B.K.)
11. Stavanger University Hospital, Stavanger, Norway (Å.B.)
12. Institute of Clinical Medicine, Oslo University Hospital, Oslo, and Vestfold Hospital Trust, Tønsberg, Norway (A.J.)
13. Drammen Hospital, Vestre Viken Hospital Trust, Drammen, and University of Bergen, Bergen, Norway (L.H.)
14. Research Institute of Internal Medicine, Oslo University Hospital, Oslo, Norway (T.B.D., K.H.S.)
15. Førde Central Hospital, Førde, Norway (P.M.)
16. Haugesund Hospital, Haugesund, Norway (L.A.K.)
17. Ringerike Hospital, Vestre Viken Hospital Trust, Ringerike, Norway (L.T.)
18. Kongsberg Hospital, Vestre Viken Hospital Trust, Drammen, Norway (G.E.)
19. Ålesund Hospital, Møre and Romsdal Hospital Trust, Ålesund, Norway (D.A.L.)
20. Telemark Hospital Trust, Skien, Norway (H.S.)
21. Haraldsplass Deaconess Hospital, Bergen, Norway (B.R.K.)
22. Sorlandet Hospital, Arendal, Norway (R.B.O.)
23. Molde Hospital, Møre and Romsdal Hospital Trust, Molde, Norway (B.T.)
24. Innlandet Hospital Trust, Elverum, Norway (C.M.Y.)
25. Levanger Hospital, Nord-Trøndelag Hospital Trust, Levanger, Norway (N.V.S.)
26. Trondheim University Hospital, Trondheim, Norway (R.H.)
27. Institute of Clinical Medicine, Oslo University Hospital, Oslo, and Akershus University Hospital, Lørenskog, Norway (O.D.)
28. Unger-Vetlesen Institute, Lovisenberg Diaconal Hospital, Oslo, Norway (A.F.)
29. Haukeland University Hospital and University of Bergen, Bergen, Norway (B.B.)
30. Østfold Hospital Kalnes, Grålum, Norway (S.A.)
31. Institute of Clinical Medicine and Research Institute of Internal Medicine, Oslo University Hospital, Oslo, Norway (P.A.).