[1] Helsingborg Hosp, Helsingborg, Skane Region, Sweden
[2] Malmo Addict Ctr, Clin Res Unit, Malmo, Skane Region, Sweden
[3] Lund Univ, Fac Med, Dept Clin Sci Lund, Psychiat, Lund, Sweden
[4] Inst Salud Carlos III, CIBER Fisiopatol Obes & Nutr CIBERobn, Barcelona, Spain
[5] Univ Hosp Bellvitge IDIBELL, Dept Psychiat, Lhospitalet De Llobregat, Spain
[6] Univ Barcelona, Sch Med & Hlth Sci, Dept Clin Sci, Lhospitalet De Llobregat, Spain
[7] Bellvitge Biomed Res Inst IDIBELL, Neurosci Program, Psychoneurobiol Eating & Addict Behav Grp, Lhospitalet De Llobregat, Spain
[8] Malmo Addict Ctr, Sodra Tullgatan 4,Floor 6, S-20502 Malmo, Sweden