title: [Evaluation of psychotherapy exemplified by a comparison of open and closed therapy groups--I].
authors.forename: H
authors.initials: H
authors.lastname: Eichhorn
mesh_terms: D006127:Group Structure; D006801:Humans; D011615:Psychotherapy, Group / Q000379:methods*
vernacular_title: Beitrag zur Evaluation von Psychotherapie am Beispiel des Vergleiches offener und geschlossener Therapiegruppen--Teil I.