title: Presence of individual (residual) symptoms during depressive episodes and periods of remission: a 3-year prospective study.
authors.affiliation: Department of Psychiatry, University of Groningen, The Netherlands. h.j.conradi@med.umcg.nl
authors.forename: H J
authors.initials: HJ
authors.lastname: Conradi
authors.forename: J
authors.initials: J
authors.lastname: Ormel
authors.forename: P
authors.initials: P
authors.lastname: de Jonge