title: Methodological discrepancies in the update of a meta-analysis.
authors.forename: Soeren
authors.initials: S
authors.lastname: Kliem
authors.forename: Johannes
authors.initials: J
authors.lastname: Beller
authors.forename: Christoph
authors.initials: C
authors.lastname: Kroeger
mesh_terms: D006801:Humans; D001523:Mental Disorders / Q000628:therapy*; D011613:Psychotherapy / Q000379:methods*