title: Long-Term Use of Escitalopram and a High Level of Carcinoembryonic Antigen.
authors.affiliation: Department of Psychiatry, Uskudar University, İstanbul, Turkey.
authors.forename: Mehmet Emin
authors.initials: ME
authors.lastname: Ceylan
authors.affiliation: Department of Psychiatry, Uskudar University, İstanbul, Turkey.
authors.forename: Alper
authors.initials: A
authors.lastname: Evrensel
authors.affiliation: Department of Psychiatry, Uskudar University, İstanbul, Turkey.
authors.forename: Barış
authors.initials: B
authors.lastname: Önen Ünsalver