title: The concept of basic symptoms: its scientific and clinical relevance.
authors.affiliation: University Hospital of Child and Adolescent Psychiatry, University of Bern, Bern, Switzerland.
authors.forename: Frauke
authors.initials: F
authors.lastname: Schultze-Lutter
authors.affiliation: Department of Psychiatry, Psychotherapy and Psychosomatics, University Hospital of Psychiatry, Zürich, Switzerland.
authors.forename: Anastasia
authors.initials: A
authors.lastname: Theodoridou