Affiliation: | (1) Department of Psychiatry, Institute of Clinical Medicine, University of Oulu, P.O. Box 5000, 90014 Oulu, Finland;(2) National Institute of Mental Health, Bethesda, MD, USA;(3) Department of Psychiatry, Lapland Hospital District, Muurola, Finland;(4) Department of Psychiatry, Kuopio University Hospital, Kuopio, Finland |