[1] Haukeland Hosp, Div Psychiat, Moodnet Res Grp, N-5021 Bergen, Norway
[2] Stavanger Univ Hosp, Div Psychiat, Moodnet Res Grp, Stavanger, Norway
[3] Oslo Univ Hosp, Div Mental Hlth & Addict, Oslo, Norway
[4] Univ Oslo, Inst Clin Med, Oslo, Norway
[5] Haukeland Hosp, Clin Res Ctr, N-5021 Bergen, Norway
[6] Univ Bergen, Dept Publ Hlth & Primary Hlth Care, Bergen, Norway
[7] Univ Bergen, Dept Biol & Med Psychol, Bergen, Norway
[8] Haukeland Hosp, Div Psychiat, N-5021 Bergen, Norway
[9] Univ Oslo, Inst Psychiat, Oslo, Norway
[10] Oslo Univ Hosp, Dept Neuropsychiatry & Psychosomat Med, Rikshosp, Oslo, Norway
[11] NTNU, Dept Neurosci, Fac Med, Trondheim, Norway
[12] St Olavs Univ Hosp, Div Psychiat, Trondheim, Norway
[13] Univ Oslo, Dept Psychol, Oslo, Norway