[1] Bellvitge Univ Hosp, Bellvitge Biomed Res Inst IDIBELL, Psychiat & Mental Hlth, Psychiat Dept,Neurosci Grp, Lhospitalet De Llobregat, Spain
[2] Bellvitge Univ Hosp, Dept Anesthesiol & Reanimat, Pain Clin, Lhospitalet De Llobregat, Spain
[3] Univ Barcelona, Bellvitge Univ Hosp, Sch Med,CIBERSAM, Psychiat Dept,IDIBELL,Dept Clin Sci,Carlos III Hl, Lhospitalet De Llobregat, Spain
[4] Bellvitge Univ Hosp, Psychiat Dept, ECT Unit, Lhospitalet De Llobregat, Spain