From the *Department of Neuroscience, Faculty of Medicine, NTNU; †Division of Psychiatry, Department of Research and Development, St. Olav’s University Hospital; ‡Unit for Applied Clinical Research, Department of Cancer Research and Molecular Medicine, NTNU, Trondheim, Norway; §Department of Clinical Neuroscience, Division of Psychiatry, Karolinska Institute, Karolinska University Hospital, Stockholm, Sweden and Department of Energy and Engineering,Swedish University of Agricultural Sciences, Uppsala, Sweden and ∥Department of Psychiatry, Førde Central Hospital and Department of Clinical Medicine, Section for Psychiatry, University of Bergen, Bergen, Norway.